Shared Flashcard Set

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PANCE review
Women's Health- OB GYN
265
Other
Graduate
11/30/2012

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Cards

Term
What puts a woman at risk for endometrial cancer in regards to age at menarche, # of pregnancies, oral contraceptive use, and chronic dz?
Definition
-early menarche (before age 12 years) is a RF
-Infertility and nulliparity are RFs (multiparity is protective)
-Long term use of estrogen without opposed progestin is a RF (COCP's are considered protective)
-Diabetes is assoc with relative risk of 4.0 (obesity + DM increases risk)
Term
What is a fibroadenoma-like tumor that can become quite large due to its rapid growth and may reoccur after excision. They commonly occur in women between the ages of 40 and 50 years.
Definition
Phyllodes tumor
Term
What is a breast tumor that is a common benign neoplasm in young women. described as round, rubbery, discrete, relatively mobile, and non-tender.
Definition
Fibroadenoma
Term
what type of breast tumor is a malignant tumor of the breast. The tumor usually consists of a nontender, firm or hard mass with poorly defined margins.
Definition
fibrocarcinoma
Term
What is the karyotype for Turners syndrome? give some common signs and symptoms, what do the ovaries look like?
Definition
-45 X (female only has one X chromosome)
-It causes short stature, webbed neck, widely separated nipples, and some mental retardation. Gonadal dysgenesis leads to amenorrhea
-STREAK ovaries
Term
When a patient is taking COCPs which component suppresses LH and which suppresses FSH? What are the implication of this?
Definition
-the progestin component suppresses LH secretion. Since LH surge is responsible for ovulation- this suppresses ovulation
-estrogen component suppresses FSH as well as provide stability to the endometrium and potentiation of the progestin's actions
Term
What is the most common position of the uterus?
Definition
anteverted- forward facing
Term
Describe the position of a retroflexed uterus- specifically the position of the cervix
Definition
When the uterus that cannot be palpated by a bimanual exam but can be felt rectovaginally, it is tilted backwards. A retrodisplaced uterus wherein the cervix is normally positioned
Term
Describe a retroverted uterus- especially the position of the cervix
Definition
retrodisplaced uterus with a forward facing cervix
Term
What is the most common type of ovarian tumor?
Definition
epithelial
Term
What are risk factors for ovarian cancer in regards to age, pregnancy, menopausal status w/ HRT, OCPs..
Definition
-risk increases with age
-non-gravida/para women are at higher risk
-post menopausal women on estrogen therapy are at higher risk
-OCP use is PROTECTIVE
Term
What is another name for PCOS?
Definition
Stein-Leventhal syndrome
Term
What is the most common form of bladder cancer in the US?
Definition
transitional cell carcinoma AKA urothelial carcinoma
Term
Which sex is more affected by bladder cancer?
Definition
Males are affected more than females
Term
up to ______% of bladder cancers are associated with environmental exposures- what is the most commonaly associated RF?
Definition
80
smoking
Term
what is the safest treatment for a pregnant woman with condyloma acuminata?
Definition
trichloroacetic acid
Term
According to the CDC what is the minimum criteria for initiation of empirical ABX in PID ?
Definition
lower abd pain, adnexal tenderness, or cervical tenderness in the absence of an est. cause other than PID
Term
What is the most common cause of female infertility?
Definition
ovulatory dysfunction
Term
What is another name for a uterine leiomyoma
Definition
uterine fibroids OR myoma
Term
what is the most common solid pelvic tumors in women? what is the best study to evaluate them?
Definition
fibroids (leiomyomas)
US
Term
What is this clinical presentation: present with a unilateral, sharply marginated, red scaly rash or erythematous crusting affecting the nipple and areola. There may also be an underlying breast cancer such as a mammary duct carcinoma
Definition
paget's disease
Term
TSS is commonly assoc with s. aureus infection- describe how this looks on culture
Definition
coagulase-positive gram-positive cocci
Term
In a patient with trichomonas vaginalis describe what would be seen on a gram stain and cervical smear
Definition
GS: predominant slender gram + rods with rare neutrophils
CS: flagellate protozoa
Term
A pt presents with UTI- the most common causative organism is E. coli- what does this look like on urine culture?
Definition
lactose-fermenting beta-hemolytic gram-negative rods
Term
Staphylococcus saprophyticus causes upper and lower urinary tract disease and is common in young, sexually active women. What would the urine culture results for this bacteria show?
Definition
gram-positive cocci that was catalase positive, coagulase negative, and resistant to novobiocin.
Term
When should Pap testing be initiated for all women, regardless of sexual activity?
Definition
age 21
Term
What is a urethral caruncle?
Definition
a papillary growth that is highly vascular and results from shrinkage of the vaginal epithelium in estrogen deficient women.
Term
What are the 3 most likely sites for endometriosis implantation?
Definition
ovaries, cul-de-sac, and uterosacral ligaments
Term
What is adenomyosis?
Definition
presence of ectopic foci of the endometrial glands and stroma in the myometrium
Term
Describe the 4 stages of ovarian cancer
Definition
1: limited to the ovaries
2: involvement of one or both ovaries with pelvic extension
3: one or both ovaries with intraperitoneal metastases outside the pelvis or positive retroperitoneal nodes or both
4: Distant metastasis
Term
Absence of the uterus occurs to degeneration of which ducts in embryologic development?
Definition
paramesonephric ducts
Term
what is the most common site of metastasis for ovarian tumors?
Definition
omentum
Term
What type of tumor of the female genital tract is most sensitive to chemotherapy?
Definition
choriocarcinoma
Term
Describe the hormone status of a girl with testicular feminization syndrome. What is the karyotype?
Definition
Both androgens and estrogens are produced but receptors for these steroid hormones are absent.
-This type of male pseudohermaphrodite carries an XY genotype
Term
What are some RFs for endometritis?
Definition
prolonged rupture of the membranes (> 24 hours), chorioamnionitis, an excessive number of digital vaginal examinations, prolonged labor (> 12 hours), toxemia, intrauterine pressure catheters (> 8 hours), fetal scalp electrode monitoring, preexisting vaginitis or cervicitis, operative vaginal deliveries, cesarean section, intrapartum and postpartum anemia, poor nutrition, obesity, low socioeconomic status, and coitus near term
Term
What are some common manifestations of endometritis?
Definition
fever (early maternal post-operative fever suggests infection of the womb), a soft, tender uterus, cervical motion tenderness, and foul lochia. High fever and hypotension shortly after delivery are classically reflective of group B streptococci.
Term
What is the criterion standard for tx of endometritis?
Definition
clindamycin and gentamicin administered intravenously every 8 hours
Term
What is the first lab test to order in evaluation of a girl who presents with primary amenorrhea and no development of breasts?
Definition
FSH levels
If there are no functional ovaries, FSH will be high; and if there is no FSH, ovaries will not be stimulated.
-lack of breasts mean there is no estrogen, so determining the FSH levels will tell you where the lesion is
Term
Precocious puberty, gradual onset of the hirsutism without virilization in second or third decade, and irregular menstruation in a woman with short stature will lead you to consider late onset ......
Definition
CAH (congenital adrenal hyperplasia)
Term
What are 4 diagnostic criterion for bacterial vaginosis? PLus what gram stain would show
Definition
(1) homogeneous white, noninflammatory discharge; (2) microscopic presence of > 20% clue cells; (3) vaginal discharge with pH greater than 4.5; and (4) fishy odor with or without addition of 10% potassium hydroxide (KOH). Furthermore, gram staining will reveal small, nonmotile, nonencapsulated, and pleomorphic rods.
Term
If imaging of the vessels in an umbilical cord is non-diagnostic on US, what is the next best study?
Definition
a color Doppler imaging of the umbilical arteries at the level of the fetal bladder can confirm the vessel number.
Term
What are some risk factors for endometritis
Definition
prolonged rupture of the membranes (> 24 hours), chorioamnionitis, an excessive number of digital vaginal examinations, prolonged labor (> 12 hours), toxemia, intrauterine pressure catheters (> 8 hours), fetal scalp electrode monitoring, preexisting vaginitis or cervicitis, operative vaginal deliveries, cesarean section, intrapartum and postpartum anemia, poor nutrition, obesity, low socioeconomic status, and coitus near term.
Term
What is the MC gynecologic cancer?
Definition
endometrial
Term
What is the #1 sx of endometrial cancer? How often is this sx actually associated with cancer?
Definition
Inappropriate uterine bleeding, specifically postmenopausal bleeding. Only associated with cancer 20% of the time, but always needs to be worked up
Term
What is the cardinal rule of prescribing estrogen to a women with a uterus?
Definition
She must also get progestin do protect the endometrial lining
Term
What is the presence of endometrium like glands and stroma outside of the uterus called?
Definition
endometriosis
Term
What is the MC age of a pt affected with endometriosis? Reason behind that?
Definition
-nulliparous women in their late 20s and early 30s
-estrogen dependent so it is seen in reproductive aged women
-nulliparous usually d/t 30-40% of these women will be sub fertile
Term
Name some common s/sx of endometriosis?
Definition
-1/3 are asymptomatic
-dysmenorrhea, heavy/irreg bleeding, dyspareunia, gen. pelvic pain, bloating N/V, dyschezia (pain with defecation)
Term
Does the degree of symptomatology of endometriosis correlate with the degree of involvement?
Definition
No
Term
What is the only way to dx definitively endometriosis?
Definition
laparoscopy with biopsy
Term
what are two pathognomic findings on laparoscopy of endometriosis?
Definition
chocolate cysts
powder burn lesions
Term
What are uterine leiomyomas?
Definition
-aka fibroids
-benign tumors that arise from the overgrowth of smooth muscle and connective tissue in the uterus
Term
Women with fibroids have an incr. risk of what?
Definition
endometrial carcinoma. It is also possible for fibroids to undergo malignant transformation (.1-.5%)
Term
what are some s/sx of uterine fibroids?
Definition
-menorrhagia and metrorrhagia (MC)
-pain, fullness
-spontaneous abortions
Term
What will the uterus feel like on PE in a pt with fibroids?
Definition
-FIRM and enlarged irregular uterine mass, may be tender
Term
What is the #1 mode of diagnostic imaging for a fibroid?
Definition
US
Term
Tx options for fibroids?
Definition
-watchful waiting, assuming at menopause they will regress
-hysterectomy, myomectomy, or D and C
-arterial embolization
-progestin only BC may help decr bleeding and get a woman to menopause
Term
What are some signs and sx of endometritis?
Definition
-fever (in OB within 36 hrs of delivery)
-low abd pain
-foul smelling lochia
-dyspareunia
-abdnormal vag bleeding/ DC
Term
what are some signs on PE of endometritis?
Definition
uterine tenderness, cervical motion tenderness, tachycardia, adnexal tenderness
Term
What are the dx criteria for endometritis in a OB pop and a non-OB pop
Definition
-OB: temp > or = to 38 C in first 10 days post partum of > or = 38.7 within first 24 hours
-non-OB: cervical motion tenderness (or adnexal) and lower abdominal tenderness
Term
Describe the grading 1-4 of uterine prolapse
Definition
1: mild descent of cervix towards vaginal opening with strain
2: cervix comes to vaginal opening with strain
3: cervix comes outside the vaginal opening with strain
4: cervix and uterus live outside of the vagina at all times ("procidentia")
Term
What is the threshold for size of ovarian cysts that can be followed and those that need laparoscopic intervention?
Definition
follow less than 8cm for 1-2 cycles. if no change or growth then laparoscopy is indicated
Term
what is the role of OCPs in ovarian cyst tx
Definition
they do nothing for cysts that are already there, but can help prevent the formation of new cysts
Term
What is the MCC of gynecologic cancer deaths?>
Definition
ovarian cancer
Term
What are the MC types of ovarian cancers and the ones that are measured by following CA 125
Definition
epithelial (70%)
Term
What are the two types of genetic ovarian cancer?
Definition
-breast and ovarian cancer (BOC)
-HNPCC (Lynch syndrome)
Term
what percentage of pts with ovarian cancer have a genetic predisposition?
Definition
10%
90% are sporadic
Term
What are the screening recommendations for ovarian cancer?
Definition
-no screening in general pop
-in women with a first degree relative, get a pelvic US annually
-BRCA testing is advised in women with a strong family hx of breast and ovarian cancer
Term
What are some risk factors for ovarian cancer? what has shown to be protective?
Definition
-incr age
-nulliparous
-early menarche or late menopause
-long term contraceptive use has shown to be protective d/t ovulation suppression
Term
What is the work up and plan of care for a pt with ovarian torsion that presents to the ER?
Definition
-US!
-urine pregnancy test
-CONSULT GYN, ADMIT, emergent laparoscopy
Term
what side do most ovarian torsions occur on?
Definition
the R because on the left the sigmoid colon helps prevent movement of the ovary
Term
There is an increased risk of ovarian torsion in pregnancy d/t what?
Definition
enlarged corpus luteal cysts (20% occur in pregnancy)
Term
What types of cells line the vagina and the outside of the cervix? What types of cells line the canal of the cervix? What is the term for the area where these two cell types meet and what is significant about this area?
Definition
-squamous cells
-columnar cells
-Transformation zone and it is where 95% of cancers develop
Term
What does CIN stand for and what are the different types?
Definition
Cervical intraepithelial neoplasia
-Cin 1: lower 1/3 of the squamous epithelial cells are abnormal
-2: 2/3 involvement (mod)
-3: involvement into the outer 1/3 (severe)
Term
Which types of HPV are strongly linked to cervical cancer? Which are strongly linked to condyloma acumata?
Definition
-16 and 18
-6 and 11
Term
When should PAP screening begin?
Definition
at age 21 regardless of first sexual intercourse
Term
What are the two MC clinical signs of a cervicitis?
Definition
1. visible purulent or mucopurulent endocervical exudate in the endocervical canal
2. sustained, easily induced endocervical bleeding when a cotton swab is gently passed through the cervical os
Term
what is the pH of normal vaginal secretions?
Definition
<4.5
Term
What are the common characteristics of trichomonas?
Definition
frothy gray or yellow-green vaginal dc with pruritus. Cervical petechiae ("strawberry cervix") is classic but seen in less than 2%
Term
What is the tx for chlamydia?
Definition
-Azithromycin 1 g PO in a single dose
OR
-Doxycycline 100 mg BID x 7 days
Term
What is the tx for gonorrhea?
Definition
-Ceftriaxone 250 mg IM one time
PLUS
-tx for chlamydia
Term
What would you rx a patient who was allergic to rocephin who has been dx with gonorrhea?
Definition
-a single dose injectable cephalosporin and a test of cure in one week
Term
What is the tx for trichomonas?
Definition
metronidazole 2 po one time
OR
tinidazole 2 g PO one time
Term
What is the avg cervical length during the first trimester? at 28 weeks gestation what is a common length?
Definition
->5cm during first trimester
-<34 mm at 28 weeks
Term
Rates of preterm labor incr 4 fold when a woman has a cervical length of < _____ mm at 24 weeks
Definition
< 25 mm
Term
What is the definition of an incompetent cervix?
Definition
cervical dilatation without uterine contractions
Term
When a cervix becomes greater than ____ cm dilated, active uterine contractions and rupture of membranes may ensue
Definition
4
Term
describe the grading of pelvic organ proplapse
Definition
1- drops between the normal position and the ischial spines
2- drops between the ischial spines and the hymen
3-drops to within the hymen
4- drops through the hymen
Term
what is the rarest of all gynecologic neoplasms? What is the most common cell type?
Definition
Vaginal and vulvar
Squamous cell carcinomas
Term
in utero exposure to _____ increases the risk of clear cell adenocarcinoma of the vagina
Definition
DES
Term
What are some common characteristics on presentation of a pt with BV
Definition
d/c is thin, homogenous, malodorous, gray-white or yellow-white in color
-fishy smell
Term
What is the AMSEL criteria for dx of BV?
Definition
Must have 3/4
1. homogenous white adherent dc
2. vag pH >4.5
3. positive whiff test
4. positive clue cells on wet mount
Term
Describe the wet mount findings and pH levels for BV, candidiasis, and Trich
Definition
-BV: clue cells, decr lactobacilli, and absent WBC; pH 5-6
-Candidiasis: hyphae and budding yeast forms; pH <4.5
-Trich: WBCs >10/HPF and trichomonads pH 5-7
Term
What is the tx of BV
Definition
Metronidazole 500 mg PO BID x 7 days
*if allergic can do clindamycin 300 mg BID x 7 days
Term
define oligomenorrhea
Definition
cycles lasting >35 days
Term
What is the follicular phase of the cycle
Definition
-from day 1 (first day of menses) until day 14
Term
surge in what hormone causes ovulation?
Definition
LH
Term
What is the MCC of secondary amenorrhea
Definition
pregnancy
Term
define dysmenorrhea
Definition
symptoms of painful menstruation
Term
what is the pathophysiology of primary dysmenorrhea
Definition
excessive prostaglandin E2 secretion leads to painful uterine contractions and also smooth muscle contraction (N/V/D)
Term
what is the best treatment for common dysmenorrhea
Definition
NSAIDs just before expected menses and continued for 2-3 days
Term
for sx to be considered PMS, when must they occur
Definition
1-2 weeks before menses (in the luteal phase) and end 1-2 days after menses begins. a monthly symptom free period during the follicular phase must exist
Term
how many months must a woman not have a period for her to be considered as having gone through menopause
Definition
12 months period free
Term
Premature ovarian failure is cessation of menses before ______ years of age
Definition
40
Term
level of what hormone is diagnostic of menopause
Definition
FSH >30 mIU/mL
Term
never prescribe unopposed estrogen to who?
Definition
any female that still has a uterus
Term
what is the mc pathogen in breast abscesses? Who are the most likely patients
Definition
s. aureus
primigravid breast feeding women
Term
If a patient presents to the clinic or ED with a breast abscess, should you drain it?
Definition
NO!!!!!
Consult surgery.
Term
what percentage of breast cancer cases are linked BRCA 1 or 2?
Definition
only 5-10%
Term
Name some risk factors for breast cancer
Definition
-incr age
-early menarche or late menopause
->30 yoa at first live birth or nulliparous
-first degree relative with it
-hx of breast biopsies
Term
what is the MC type of breast cancer? second?
Definition
-ductal carcinoma
- lobular carcinoma
Term
what type of dc from a nipple is concerning for malignancy? milky, clear, pussy, green-yellow, bloody
Definition
bloody
Term
name concerning physical characteristics of a breast mass
Definition
hardness, irregularity, focal nodularity, asymmetry with other breasts, fixation to skin or muscle
Term
What is the classic triple assessment for a breast mass?
Definition
-clinical breast exam
-imaging B mammogram and US
-FNA or stereotactic core needle bx (if the imaging warrants)
Term
What are the breast cancer screening recs? High risk patients (>20% lifetime risk according to gayle model)?
Definition
-mammogram Q year starting at 40
-high risk: MRI and mammogram alternating every 6 months
-start getting mammograms 10 yrs before the first degree relative who was affected was dx'd
Term
When someone looks like they have a bad cellulitis in their breast, what is the most important differential diagnosis?
Definition
inflammatory breast cancer. if there is no improvement with abx, this needs to be worked up ASAP
Term
What are the physical characteristics on exam of a fibroadenoma?
Definition
round, firm, smooth, discrete, mobile, non tender, rubbery, unilateral
Term
What is the work up for a fibroadenoma?
Definition
cancer needs to be R/o so US of mass and Bilat mammogram
Term
What is the tx for fibroadenoma
Definition
expectant/conservative management if it is no trouble to the pt. can be excised if it is disrupting the pt
Term
what is the MC benign breast condition?
Definition
fibrocystic breast disease
Term
What are some distinguishing characteristics of fibrocystic breast disease that differentiate it from cancer?
Definition
pain, size fluctuations, multiple lesions, bilateral
Term
When is the best time to do a clinical breast exam on any patient?
Definition
the week after menses
Term
What are some possible tx options for women with fibrocystic breast disease
Definition
-decr caffiene
-vit E supp
-decr salt
-HCTZ premenstrually in severe cases
Term
in a breast feeding woman who presents with mastitis, does she need to empty her breasts and keep breast feeding?
Definition
Yes. the breasts need to be emptied
Term
#1 cause of mastitis (pathogen) and the next 2 MC
Definition
-s aureus
-strep
-e coli
Term
what is the only definitive way to diagnose PID?
Definition
laparoscopy
Term
what are the CDC outpatient recommended treatment regimen for PID?
Definition
-ceftriaxone 250 mg IM one time blue doxycycline 100 mg BID x 14 days
Term
what are the contraindications for starting someone on OCPs?
Definition
-age greater than 35 and a smoker
-HTN
-migraines with aura
-hx of VTE
-stroke
-heart disease
-hx of breast cancer
Term
What should be screened on every patient on OCPs before represcribing each year
Definition
-BP
-clinical breast exam
Term
what is the definition of infertility
Definition
a couple's inability to conceive after one year of unprotected intercourse
Term
what is the #1 way to date a pregnancy
Definition
first trimester us
Term
what is nagele's rule for EDC
Definition
date of LMP minus three months, +7 days + 1 year
Term
GaPbcde, explain they way to document someones obstetric hx
Definition
G= pregnancies
a= number total
P= deliveries
b= term
c= preterm (before 37 weeks)
d= abortions
e= live children
Term
at what week gestation will the uterus be at the umbilicus
Definition
20 w
Term
at what week can you start measuring fetal heart tones
Definition
10
Term
what beta HCG level is definitive for when an intrauterine pregnancy can be seen on US?
Definition
1000 or greater
Term
what is chadwicks sign
Definition
bluish discoloration of the cervix in a pregnant girl
Term
what is hagar's sign
Definition
softening between the fundus and the cervix
Term
when is a cervix fully dilated?
Definition
10 cm
Term
what is effacement of a cervix?
Definition
cervical softening and thinning out, expressed as percentage and goes up to 100%
Term
what is station?
Definition
the presenting part of the fetus
head first is most common
Term
what is the definition of abortion?
Definition
the termination of pregnancy, by ANY means, before 20 weeks gestation
Term
What is a threatened AB?
Definition
vaginal bleeding, without cervix open and without any products of conception passed
Term
what is an inevitable abortion?
Definition
vaginal bleeding with an open cervix but without any products of conception passed, yet there is no way to maintain the pregnancy
Term
what is an incomplete abortion?
Definition
vaginal bleeding with cervix open and partially passed products of conception
Term
what is a complete abortion?
Definition
vaginal bleeding with cervix open and all products of conception passed
Term
what is a missed abortion?
Definition
no vaginal bleeding, no open cervix, no products of conception passed but fetal demise has occurred without symptoms
Term
On pelvic exam of a patient who has just undergone or who is presently undergoing a miscarriage, what does the uterus feel like?
Definition
-the uterus will feel smaller than corresponding gestational age
-the fundus of the uterus may be boggy or tender
Term
when monitoring beta hCG, how quickly should it rise in a normal pregnancy?
Definition
the value should double every 48-72 hours. as the pregnancy progresses it can take longer for the doubling to occur and the window may increase to 96 hrs
Term
why is serum progesterone measured during pregnancy?
Definition
it should progressively rise during pregnancy d/t placental production
Term
if a non immunized Rh negative women has an abortion, does she still need to receive rhoGAM?
Definition
yes
Term
if the products of conception are not passed naturally after an abortion, what procedure must be performed?
Definition
d and c
Term
what is the MCC of third trimester bleeding?
Definition
abruptio placentae (placental abruption)
Term
What are the two types of placental abruption?
Definition
external: more common, less severe. blood escapes from the uterus and exits the vagina
concealed: less common and more severe, where blood is retained between the detached placenta and the uterus
Term
hematologically speaking, what is the most serious sequelae of a placental abruption?
Definition
liberation of tissue thromboplastin and consumption of fibrinogen activate the extrinsic clotting mechanism and could eventually lead to DIC
Term
what is the #1 sign of a placental abruption?
Definition
vaginal bleeding, sometimes painful
Term
what time period In terms of gestational age must a placental abruption occur for it to be deemed so?
Definition
between 20 weeks and birth
Term
how is the dx of placental abruption usually made? is u/s helpful? what is the tx?
Definition
-clinically
-not usually
-delivery is the definitive tx and c-section is the preferred method
Term
what are the leading indications for a c section?
Definition
previous cesarean, breech presentation, dystocia, fetal distress
Term
vaginal birth after c-section (VBAC) is more likely to be successful if the reason for the first c-section was _________ compared to ____________
Definition
breech presentation
dystocia
Term
what is a general definition of dystocia?
Definition
abnormal labor, often due to the cervix failing to dilate progressively over time and the fetus failing to descend
Term
specifically, what is shoulder dystocia?
Definition
uncommon complication whereby the the fetal shoulders do not deliver as they would routinely after the head has emerged from the mom's introits. occurs when one or both shoulders become impacted against the bones of the maternal pelvis
Term
What are the 3 P's of dystocia? (the most common abnormalities leading to dystocia)
Definition
-pelvis: cephalopelvic disproportion
-powers: inadequate uterine contractions to dilate the cervix and expel the infant
-passenger: cephalopelvic disproportion
Term
what can be given IV to a delivering female if her contractions are not strong enough?
Definition
oxytocin
Term
Dystocia is a leading indication for ________
Definition
c section
Term
what is an ectopic pregnancy? what is the MCC cause? Where is the MC site of implantation?
Definition
-implantation of a pregnancy anywhere but the endometrium
-secondary to adhesions that occlude the fallopian tube
-MC location is the fallopian tube
Term
What is the classic clinical triad of ectopic pregnancy?
Definition
-abd pain
-amenorrhea
-vag bleeding
Term
what is the most important lab value for diagnosing, following and ectopic pregnancy?
Definition
beta hCG, it should double about every 48 hours. in an ectopic it will not rise this quickly and it will also not be the same level as an intrauterine pregnancy at the same gestation
Term
what imaging modality is accurate in dx 90% of ectopic pregnancies?
Definition
US
Term
at what beta hCG level will you be able to see a intrauterine pregnancy on vaginal ultrasound?
Definition
1500-1800
Term
what is the criterion standard for diagnosing an ectopic, yet rarely used first line due to morbidity?
Definition
laparoscopy
Term
What type of patient can be expectantly managed with an ectopic?
Definition
-no evidence of rupture or HD instability
-reliable
-declining beta hCG
-extremely close follow up
Term
what is the drug of choice used to terminate and ectopic pregnancy? what should their hcG be less than?
Definition
methotrexate
beta hCG less than 5000
Term
what is the normal fetal heart rate?
Definition
120-160
Term
heart rate accelerations of _____ bpm above baseline for ____ seconds denote fetal well being and are reassuring
Definition
15
15
Term
Early decelerations are considered to be harmful or benign? what do they denote?
Definition
benign
denote fetal head compression during contractions and are often present as a female approaches the second stage of labor
Term
what are the three most common asphyxial distresses placed on a fetus during labor?
Definition
-insufficiency of uterine blood flow
-insufficiency of umbilical blood flow
-decr. in uterine arterial oxygenation
Term
what should be the first steps taken if a non-reassuring HR is present during delivery of a fetus?
Definition
-stop oxytocin (if applicable)
-change maternal position
-give oxygen via face mask
-measure fetal scalp pH
Term
how do we screen for gestational diabetes and how do we make a diagnosis?
Definition
-non-fasting 50 g glucose challenge test, followed by serum glucose level 1 hour later--> if levels greater than 130 mg/dL then move onto the 3 hour glucose tolerance test
-100 g glucose load is given in the AM to a fasting patient, then the serum glucose level is measured at 1,2,and3 hrs after load. If 2 or more readings are abnormal than dx is made
Term
What is the tx for gestation diabetes?
Definition
-careful control with diet and exercise
-if FBS >105 mg/dL or postprandials >120 may need to consider insulin
-NEVER use oral hypoglycemics
Term
what are the 4 categories of HTN DOs in pregnancy?
Definition
-chronic HTN
-PIH
-preeclampsia-eclampsia
-preeclampsia superimposed on chronic HTN
Term
what is PIH?
Definition
pregnancy induced hypertension is HTN that presents after 20 weeks gestation without any other symptoms
Term
What is preeclampsia?
Definition
HTN that presents after 20 weeks gestation and classically accompanied by the rest of the triad: proteinuria and edema. Edema is NOT necessary for diagnosis though
Term
when is pharmacologic intervention indication in chronic HTN or PIH during pregnancy?
Definition
when systolic >160 or diastolic > 100-105.
Term
what are the rec'd drugs of tx for PIH or chronic HTN during pregnancy? what are contraindicated?
Definition
-labetalol, propranolol (BBs which release least into breast milk)
-methyldopa, nifedipine, MgSO4
-CONTRA: ACEIs and ARBs
Term
pts with PIH or chronic HTN during pregnancy get monthly US to check for what?
Definition
IUGR
Term
preeclampsia can be divided into mild and severe based on what factors?
Definition
BP, creatinine, urine protein, liver enzymes, uric acid, assoc. signs and symptoms
Term
what are some concerning s/sx associated with preeclampsia that would deem it "severe"
Definition
blurred vision
HAs
scotomas
clonus
RUQ pain
Term
what are some RFs for preeclampsia?
Definition
<18 or >35 yoa
black
obese
hx of preeclampsia
chronic HTN
DM
Term
What are the two most serious sequelae of preeclampsia?
Definition
Eclampsia- severe preeclampsia with seizures
HELLP syndrome- severe preeclampsia with hemolysis elevated liver enzymes low platelets
Term
what labs need to be ordered to make the dx of preeclampsia and monitor preeclampsia progression
Definition
urine protein
cbc, fibrinogen, PT/PTT
CMP: liver enzymes, creatinine, uric acid
Term
what is the tx for preeclampsia?
Definition
-ultimately its delivery
-but for mild cases and reliable patients they can be monitored until 37 weeks when delivery is induced
-severe preeclampsia/eclampsia: indication for surgery
Term
Name the drugs given to prevent seizure, treat HTN, and promote lung maturity before delivery in preeclamptic women?
Definition
-MgSO4 for seizure prevention, continue for 24 hrs after delivery
-Hydralazine or Labetalol for HTN
-betamethasone for lung maturity
Term
what are the four types of gestational trophoblastic disease? Which is the MC?
Definition
-hydatidiform mole (MC)
-choriocarcinoma
-invasive mole
-placental site trophoblastic tumor
Term
hydatidiform moles are benign or malignant?
Definition
they can be either!
Term
describe the two types of hydatidiform moles
Definition
-complete: characterized by an empty egg and a "snowstorm" or "grape like vesicle" pattern on US, 20% become malignant
-partial: have a nonviable fetus, <5% become malignant
Term
give some s/sx of hydatidiform mole
Definition
-abnl vag bleeding
-uterine size greater than dates
-hyperemesis gravidarum
-pre-eclampsia like sx before 20 weeks
Term
the beta hCG level in a complete hydatidiform mole is usually > ____?
Definition
100,000
Term
what is seen on US of a complete hydatidiform mole?
Definition
grape like vesicles or a snowstorm appearance consistent with swelling of the chorionic villi
Term
what is the basis of tx for all gestational trophoblastic disease?
Definition
chemo
Term
name two drugs that can cause multiple gestations
Definition
clomiphene
human menopausal urine preparation (HMG)
Term
Dizygotic twins will always have separate….
Definition
amnions, chorions, and placentas. they are always dichorionic and diamniotic
Term
What are the variations of monozygotic twins in terms of chorions and amnions
Definition
-mono/mono
-monochorionic/diamniotic
-di/di
Term
what is a placenta previa?
Definition
implantation of the placenta over the cervical os
Term
describe the three types of placenta previa
Definition
-complete: complete implantation over the os
-partial: placental edge partially covering the os
-marginal: placenta approaches the border of the os
Term
what is the hallmark sx of placenta previa
Definition
painless vaginal bleeding
Term
if a pt has a known placenta previa, should anything be inserted in the vagina?
Definition
-no digital exam
- tRANSABDOMINAL US can be used to assess (NOT TRANSVAG!)
-no penetration
Term
what is the preferred method of delivery in the case of a placenta previa?
Definition
c section
Term
give some definitions of post partum hemorrhage
Definition
-blood loss requiring transfusion, or a >10% decr in hematocrit between admission and post delivery
->500 mL blood loss after vag delivery or >1000 mL after c section
Term
What is early PPH and what are the MC causes of early PPH?
Definition
-occurs <24 hours after delivery
-abnormal involution of the placental site, lacerations, retained portions of the placenta
Term
what is late PPH and what are the MCCs of late PPH?
Definition
-occurs >24 hours after delivery
-subinvolution of the uterus, retained products of conception, endometritis
Term
what is the MCC of PPH
Definition
uterine atony- failure of the uterus to contract and retract after delivering a baby
Term
what are the 4 T's of PPH (ways to remember the causes)
Definition
-Tone: uterine atony
-Tissue: retained placenta
-Trauma: damage to the genital tract
-Thrombosis
Term
over the course of pregnancy maternal blood vol incr by how much>
Definition
50%, from 4 L to 6 L
Term
how can you detect retained placenta in the uterus in a pt with PPH?
Definition
US
Term
what are the tx options for PPH
Definition
uterine massage and compression first if stable, then IV oxytocin, ergonovine to incr uterine contraction
Term
how will a sub involuted uterus feel on exam?
Definition
enlarged and soft
Term
what is PROM, PPROM, SPROM, and Prolonged ROM?
Definition
-PROM: ROM after 37 weeks but before signs of active labor
-PPROM: ROM before 37 weeks
-SPROM: ROM after or with the onset of labor
-Prolonged ROM: any ROM that persists for >24 hours prior to the onset of labor
Term
WHat is the major risk associated with PROM and PPROM?
Definition
infection (chorioamnionitis and endometritis) and this risk incr with time of ROM before labor
Term
how can the diagnosis of ROM be made?
Definition
sterile speculum exam (visualization of pooling) then use nitrazine paper and the fern test.
Term
should a digital exam be done to a patient with PROM or PPROM?
Definition
not unless totally necessary. want to prevent infection
Term
what is the tx for PROM?
Definition
if expectant management is feasible then hospitalize patient and monitor fetus. THen use oxytocin or prostaglandin cervical gel to induce delivery
Term
what is the tx for PPROM?
Definition
-hospitalize the patient and put on bed rest
-<34 weeks give betamethasone
-abx to prevent infection and decr fetal mortality
-NST and BPP regularly
-induce
Term
when is Rh incompatibility an issue?
Definition
when the mom is Rh - and the baby is Rh +
Term
What is the tx for Rh incompatibility?
Definition
for all nonimmunized Rh - women who are pregnant, a 300 mg dose of Rh IgG (RhoGAM) at 28-30 weeks and another within 72 hours after delivery
Term
what is the MC Rh factor involved in Rh incompatibility (there are many)
Definition
D
Term
what is the MCC of Rh incompatibility?
Definition
Rh - pregnant mom is exposed to Rh + fetal RBCs secondary to fetomaternal hemorrhage during the course of pregnancy from spontaneous or induced AB, trauma, invasive OB procedures, or normal delivery
Term
give three tests that you can use to work up the status of a patient's Rh incompatibility?
Definition
-Rosette screening test: can detect alloimmunization caused by very small amounts of fetomaternal hemorrhage
-Kleihaur Betke acid elution test: used when large (>30 mL) of fetomaternal hemorrhage are present and can help determine how much extra RhoGAM should be given
-Direct Coombs: detects antibody induced hemolytic anemia
Term
what hormone produced by the placenta maintains the corpus luteum of pregnancy?
Definition
HCG
Term
What hormone can be used to treat endometrial hyperplasia? Why?
Definition
Progestins, they inhibit and reverse endometrial hyperplasia
Term
what is the difference between a fourth and third degree vaginal laceration after child birth?
Definition
A third degree tear involves the vaginal mucosa, fascia, perineal body and muscles, and the anal sphincter
A fourth degree tear also involves the rectal mucosa
Term
bleeding or cramping in the first 20 weeks of pregnancy is known as a _________/________
Definition
threatened abortion
Term
What is the most common cause of nipple discharge in a non-lactating woman?
Definition
fibrocystic changes with ectasia of the ducts
Term
what are the blood pressure parameters for preeclampsia to be considered severe
Definition
SBP >160 and/or DBP >110 mmHg
Term
what is a more serious path report from a PAP… ASCUS or AGUS?
Definition
AGUS needs immediate colposcopy (take into account HPV results) and ASCUS can be repeated before going to colposcopy (taking into account HPV results)
Term
when a pt presents with itching of the vulvar area what is the highest on your differential and must be ruled out?
Definition
vulvar cancer, often the first symptom is pruritus
Term
if mifepristone and misoprostol are used for a medical abortion, what is the MOA of each?
Definition
-mifepristone: blocks progesterone resulting in the shedding of the uterine lining
-misoprostol: makes the uterus contract
Term
medical abortion is appropriate up to how far along in a pregnancy?
Definition
49 days (7 weeks)
Term
what is the more common complication during a pregnancy where the mother is affected with gestational diabetes… polyhydraminos or oligohydraminos?
Definition
Polyhydraminos affects 25% of GDM pregnancies.
Oligohydraminos is MUCH less common
Term
when a pt is on COCPs, what is the estrogen responsible for suppressing and what is the progestin responsible for suppressing...
Definition
-Progestin suppresses LH and prevents ovulation by blocking the LH surge
-Estrogen suppresses FSH
Term
what is the largest risk factor for endometrial cancer?
Definition
estrogen exposure
Term
what is goodell's sign?
Definition
softening of the cervix
Term
both placenta previa and placental abruption present with bleeding. differentiate the two more
Definition
previa is painless after 20 weeks
abruption is PAINFUL and usually in the third trimester
Term
when you hear port wine colored amniotic fluid, you should think…..
Definition
placental abruption
Term
what are the three criteria to be able to give methotrexate during an ectopic pregnancy?
Definition
hCG <5000
mass <3.5 cm on US
prior to fetal heart activity
Term
when diagnosing ROM, what will the pH of the pooling liquid be? What is the fern test?
Definition
ph >6.5
fluid placed on a prepared slide will show a ferning pattern
Term
when do you screen a woman, who does not have RFs, for GDM?
Definition
at 24-28 weeks
Term
what is the sign during delivery that is associated with shoulder dystocia?
Definition
turtle sign
Term
at 6 weeks post partum describe the uterus, status of lochia, cervix, and vag
Definition
uterus normal size, no lochia, cervix slit like after a vag delivery, and vagina is completely involuted
Term
when does a non lactating woman start to ovulate? Does breastfeeding prevent pregnancy?
Definition
-6-10 weeks after but can be as early as 3 weeks. longer for breast feeding women. breastfeeding does not prevent pregnancy, so need to discuss BC options for these women after the 6 week postpartum period
Term
cervical intraepithelial neoplasia (CIN) is basically what?
Definition
abnormal growth of cells on the surface of the cervix and is considered a precancerous condition
Term
what is the difference between monitoring ovarian cysts in pre- vs. postmenopausal women?
Definition
-premenopausal women with cysts <8 cm can be watched for 2-3 cycles
-post menopausal: all cysts are cancerous until proven otherwise
Term
what is the normal FSH/LH ratio? What will be seen in a pt with PCOS?
Definition
NL is 2:1
in PCOS the LH will be much greater than the FSH, so the ratio is reversed
Term
what will be classically seen on US in a patient with PCOS?
Definition
string of pearls appearance
Term
what is the basic pathophys of PCOS
Definition
it is a dysfxn of the hypothalamic pituitary ovarian axis where there is excess LH causing stimulation of the ovaries to produce many underdeveloped follicles that cannot be released, resulting in multi cystic development
Term
what is the normal interval of menses?
Definition
28 +/- 7 days
Term
what is the normal amount of blood loss during menses, anything less than….
Definition
80 cc
Term
what is menorrhagia?
Definition
prolonged OR excessive bleeding (either in number of days or amount of blood lost)
Term
what is metrorhhagia?
Definition
bleeding between menstrual cycles, usually not excessive (abnormal interval)
Term
what is menometrorrhagia?
Definition
prolongation of the menstrual cycle, typically excessive with irregular intermenstrual bleeding
Term
what is polymenorrhea and oligomenorrha?
Definition
poly cycles <21 days
oligo cycles >35 days
Term
what is the one time dosage of diflucan for a yeast infection?
Definition
150 mg PO x1
Term
what is the one time dosing of metronidazole for trich?
Definition
2 g PO x 1
Term
tx of gonorrhea?
Definition
250 mg IM of rocephin plus 1 g azithro PO x 1
Term
tx of chlamydia?
Definition
either 1 g Po azithromycin one time, OR 100 mg BID x 7 days of doxy
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