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derm review
dermatology
90
Other
Post-Graduate
11/23/2009

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Term
disorder which is hairlike filiform papillae that make up most of the dorsal surface of the tongue become increased in length and thickness. appear "black" due to bacteria. children can have an off-white "furred" tongue that occurs with fever.
Definition
hairy tongue
Term
a common benign, asymptomatic disorder in which there are changes in the surface morphology of the dorsum of the tongue; the tongue has numerous "valleys" resulting in a corrugated appearance. "SCROTAL" tongue. not painful.
Definition
fissured tongue
Term
the most common of several conditions that have been termed PSORIASIFORM lesions. Reddish-white areas on the tongue. (glossitis migrans, geographic tongue)sharply demarcated areas with a white rim and a depapillation of the tongue surface. irregular "geographic", map-like
Definition
migratory glossitis
Term
painful mucosal ulcerations of idiopathic etiology occurring commonly in the oropharynx and less commonly in the esophagus, upper and lower GI tracts, and anogenital epithelium, characterized clinically by pain and sharply marginated gray-based, red-rimmed ulcer. AKA canker sores
Definition
aphthous ulcer
Term
a painless, translucent, blister-like swelling of the mucous membrane that is easily ruptured and drains a clear fluid and then refills. It develops at sites where minor salivary glands are easily traumatized: mucous membranes of the lip and floor of the mouth. may be chronic, recurrent, and then it presents as a firm, inflamed nodule. mucus-filled cavity, with a thick roof; chronic lesions are firm, inflamed, poorly circumscribed nodules. bluish, translucent
Definition
mucocele
Term
a common circumscribed mass of dense submucosal connective tissue, sessile or pedunculated, ranging in size from a few millimeters to several centimeters, presenting as pink to pink-red, FIRM TO HARD SUBMUCOSAL NODULE. The most COMMON tumor occurring in the oral cavity
Definition
oral fibroma
Term
a localized loss of hair in round or oval areas without any visible inflammation of the skin in hair-bearing areas; the most common presenting site is the scalp.
Definition
alopecia areata
Term
loss of ALL scalp hair and eyebrows
Definition
alopecia totalis
Term
the end stage of alopecia areata, is complete loss of ALL BODY HAIR
Definition
alopecia universalis
Term
the common progressive balding that occurs through the combined effect of a genetic predisposition and the action of androgen on the hair follicles of the scalp. Diffuse thinning occurs, worse centrally in males. progression is usually very gradual, over years to decades.
Definition
androgenetic alopecia
Term
the transient increased shedding of normal club hairs from resting scalp follicles secondary to accelerated shift of anagen into catagen and telegen which results in increased daily hair loss and if severe, thinning of hair. more common in women due to parturition, cessation of an oral contraceptive, and crash dieting.second most common cause of alopecia. may also affect nails, resulting in Beau's lines.
Definition
telogen effluvium
Term
scarring alopecias result from damage or destruction of the hair follicles by inflammatory or other pathologic processes, and healing occurs with SCARRING.
Definition
Scarring alopecia
Term
an infection of the UPPER portion of the hair follicle, characterized by follicular papule, pustule, erosion, crust at the follicular infundibulum. if involvement is deeper to the entire length of the follicle= sycosis
Definition
infectious folliculitis
Term
excessive hair growth in androgen dependent hair patterns (face, chest, areolae, linea alba, lower back, buttocks, inner thighs, and external genitalia) secondary to increased androgenic activity.
Definition
hirsutism
Term
excessive hair growth in areas that are not androgen sensitive
Definition
hypertrichosis
Term
this is spread by skin-to-skin contact. characterized by generalized intractable pruritus often with minimal cutaneous findings. pruritis is intense, widespread, usually sparing head and neck; interferes or prevents sleep. may have no rash to generalized erythroderma; tenderness suggests bacterial infection. intraepidermal burrows skin lesions.
Definition
scabies
Term
an infestation of the scalp by the head louse, which feeds on the scalp and neck and deposits its eggs on the hair. transmission is shared hats,caps, brushes, combs, head-to-head contact. epidemic in schools.
Definition
pediculosis capitis
Term
an infestation of hair-bearing regions, most commonly the pubic area but at times the hairy parts of the chest an daxillae and upper eye-lashes; mild to moderate pruritus. transmission is close physical contact such as sexual intercourse; sleeping in same bed; towels. brownish-gray specks in the hairy areas involved. small erythematous papules (papular urticaria) noted at sites of feeding
Definition
pediculosis (phthiriasis) pubis
Term
an acute sexually transmitted infection of the mucocutaneous surfaces of the lower genitourinary tract, anorectum, and oropharynx characterized clinically in males by a purulent urethral discharge, in females may be asymptomatic; if untreated can lead to deeper structures with abscess formation. symptoms are urethral discharge, dysuria. vaginal discharge; deep pelvic or lumbar pain. copious purulent anal discharge; burning or stinging pain on defecation; tenesmus; blood in /on stool. mild sore throat
Definition
neisseria gonorrhoeae
Term
button-like papule that develops into a painless erosion and then ulcer with raised border and scanty serous exudate. border of lesion may be raised.chancres on finger may be painful. a systemic infection. regional lymphadenopathy appears within 1 week
Definition
primary syphilis
Term
appears 2-6 months after primary infection and 2-10 weeks after appearance after primary chancre. macules and papules present. soft, flat-topped, moist, red-to-pale papules, nodules, or plaques. generalized eruption on the trunk, localized eruptions are usually on the head, neck, palms, and soles
Definition
secondary syphilis
Term
skin lesions are noduloulcerative- plaques and nodules with scars healed in the center with or without psori-asiform scales and with or without ulceration. GUMMA is part of this stage.
Definition
tertiary syphilis
Term
an acute, sexually transmitted infection characterized by painful ulcer at the site of inoculation, usually on the external genitalia, and the development of suppurative regional lymphadenopathy
Definition
chancroid
Term
a chronic, progressively destructive bacterial infection of the genital region, characterized by ulceration and epitheliomatous hyperplasia. button-like papule or subcutaneous nodule that ulcerates within a few days. ulcers have "beefy-red" granulation tissue base with sharply defined edges.
Definition
donovanosis
Term
a sexually transmitted infection manifested by an infrequent primary genital lesion, secondary lymphadenitis with BUBO formation, and late infrequent sequelae of fibrosis, edema, and fistula.
Definition
lymphogranuloma venereum
Term
mucosal warts are soft, skin-colored, fleshy warts occuring anogenital or oral mucosa or skin, caused by HPV. Pinhead papules to cauliflower-like masses. Visible only following application of acetic acid, appearing as white patches.
Definition
condylomata acuminata
Term
a sexually transmitted viral infection, characterized by primary infection with grouped vesicles at the site of inoculation and regional lymphadenopathy and a course of recurring outbreaks of vesicles at the same site.
Definition
herpes simplex virus: genital
Term
an acute, delayed, and transcient inflammatory response of the skin following exposure to ultravilet radiation obtained from sunlight or artificial sources. characterized by erythema, and if severe, vesicles and bullae, edema, tenderness and pain. NO RASHES.
Definition
acute sun damage (sunburn)
Term
repeated solar injuries over many years ultimately can result in the development of this. Results from excessive and/or prolonged exposure of the skin to ultraviolet radiation. Results from cumulative effects of sun exposure following first exposures in early life. especially in skin phototypes 1 and II. wrinkled, wizened, leathery prematurely ageed or "looks old but is young"
Definition
dermatoheliosis ("photoaging")
Term
circumscribed 1-3cm brown macule resulting from a localized proliferation of melanocytes due to chronic exposure to sunlignt. Light yellow, light brown or dark brown; variegated mix of brown and not uniform color. Round, oval, with slightly irregular border
Definition
solar lentigo
Term
these single or multiple, discrete, dry, rough, adherent scaly lesions occur on the habitually sun-exposed skin of adults. skin-colored, yellow-brown, or brown; often there is a reddish tinge. feel rough, like coarse sandpaper. generally remain for years.
Definition
solar keratosis
Term
an inflammation of the skin caused by contact with certain plants during recreational or occupational exposure to sunlight.usually people that work outside get this.
Definition
phytophotodermatitis
Term
with this you will have 3 stages...
1. immediate erythema and urticaria
2. delayed sunburn-type pattern developing within 16 to 24 hours or later or
3. delayed melanin hyperpigmentation
pruritus, burning or stinging are the major skin symptoms. the skin lesions are those of an "exaggerated sunburn". phototoxic drug reactions disappear following cessation of drug.
Definition
phototoxic drug-induced photosensitivity
Term
the most common of the photodermatoses, characterized by delayed abnormal reactions to ultraviolet radiation and manifested by varied lesions. pruritus and paresthesia are the major symptoms. lesions seen are papules and papulovesicles.
Definition
polymorphous light eruption
Term
occurs mostly in adults rather than childern. pts present with complaints of "fragile skin", vesivles, bullae, particularly on the dorsa of the hands, especially following minor trauma
Definition
porphyria cutanea tarda
Term
small, circumscribed, acquired pigmented macules or papules composed of groups of melanocytic nevus cells located in the epidermis, dermis, and rarely subcutaneous tissue. one of the most common acquired new growths in caucasians.
Definition
acquired melanocytic nevocellular nevi
Term
represent a combination of junctional and dermal NCN and are usually darkly pigmented, elevated. round, dome-shaped, smooth, occasionally papillomatous or hyperkeratotic, often associated with bristle-like terminal hairs.
Definition
compound melanocytic nevocellular nevi
Term
papule or nodule; skin-colored, tan, brown or flecks of brown. often with TELANGIECTASIA.
Definition
Dermal melanocytic nevocellular nevi
Term
this lesion is encircled by a HALO of leukoderma or depigmentation
Definition
halo nevomelanocytic nevus
Term
an acquired, benign, firm, dark BLUE TO GRAY TO BLACK, sharply defined papule or nodule representing a localized proliferation of melanin-producint dermal melanocytes
Definition
blue nevus
Term
a small round or oval lesion, usually <5mm, brown or dark brown,occuring anywhere on the skin."pigmented labial macules"
Definition
lentigo simplex
Term
congenital gray-blue macular lesions, usually on the lumbosacral area, can also occur on the scalp or anywhere on the skin.usually a single lesion, but rarely several truncal lesions can be present at birth
Definition
mongolian spot
Term
very common in asian populations. pigmentation is mottled, dusky admixture of blue and brown hyperpigmentation of the skin.
Definition
nevus of OTA
Term
An irregularly shaped, red or violaceous, macular, vascular malformation of dermal blood vessels that is present at birth and never disappears spontaneously. usually confined to the skin but may be associated with vascular malformations in the eye.congenital.
Definition
port-wine stain
Term
a dark blue to vilaceous, asymptomatic, soft papule resulting from a dilated venule, occurring on the face, lips,and ears of patients over 50yo. lesion results from a dilated cavity lined with a single layer of flattened endothelial cells and a thin wall of fibrous tissue filled with RBCs.
Definition
venous lake
Term
most common cutaneous cyst.formed by cystic enclosure of epithelium within the dermis that becomes filled with keratin and lipid-rich debris. content of the cyst is cream-colored with a pasty consistency and the odor of rancid cheese. pain after rupture.
Definition
epidermoid cyst
Term
smooth, firm, dome-shaped nodules to tumors. over 90% occur on the scalp. 2nd most common type of cutaneous cyst.not connected to epidermis. cyst wall is usually thick;cyst contains keratin, very dense, pink, homogeneous. often calcified.
Definition
trichilemmal cyst
Term
a pseudocyst occurring over the distal interphalangealjoint and the base of the nail of the finger or toe, often associated with Heberden's node. a clear gelatinous viscous fluid may be extruded from the opening.associated with nail plate dystrophy. usually in older patients. usually a solitary cyst, rubbery, translucent, and occurs on the dorsal aspect of the distal interphalangeal joint of the finger, less common in the toe.
Definition
digital myxoid cyst
Term
the most common of the benign epithelial tumors. hereditary. do not appear until age 30 and continue to occur over a lifetime. late symptoms: plaque with warty surface and STUCK ON appearance GREASY.
Definition
seborrheic keratosis
Term
A special lesion, occuring as an isolated nodule, usually on the face. presents as a dome-shaped nodule with a central keratinous crater that mimics basal cell carcinoma. unique features: rapid growth rate, much faster than a basal cell carcinoma, and also its spontaneous remission over a period of several months.
Definition
keratoacanthoma
Term
A special lesion, occuring as an isolated nodule, usually on the face. presents as a dome-shaped nodule with a central keratinous crater that mimics basal cell carcinoma. unique features: rapid growth rate, much faster than a basal cell carcinoma, and also its spontaneous remission over a period of several months.
Definition
keratoacanthoma
Term
a very common, button-like dermal nodule, usually occurring on lower extremities (calves).can be mistaken for other lesions, such as malignant melanoma. may be tender. "DIMPLE SIGN" on palpation.
Definition
dermatofibroma
Term
very common, soft, skin-colored or tan or brown, round or oval, pedunculated papilloma; usually constricted at the base and may vary in size. occurs most often in the middle aged and in elderly. common on the neck, face, and eyelids. more often in axillae, inframammary, groin.
Definition
skin tag
Term
single or multiple, benign subcutaneous tumors that are easily recognized because they are solf, rounded, or lobulated and movable against the overlying skin. common on neck and trunk but may be found on extremities.composed of fat cells.
Definition
lipoma
Term
sharply defined, white macular or slightly raised area that CANNOT BE RUBBED OFF. premalignant lesion.
Definition
oral leukoplakia
Term
skin changes resulting from exposure to ionizing radiation. can be reversible or irreversible effects. chronic radiation dermatitis is permanent, progressive, and irreversible. squamous cell carcinoma may develop in 7-12 yrs
Definition
radiation dermatitis
Term
most common type of skin cancer. this malignant tumor is locally invasive, aggressive, and destructive. papule or nodule, translucent or PEARLY appearance.
Definition
basal cell carcinoma
Term
this condition is from sun exposure, solar damage. precursor to SCC.
Definition
actinic keratosis
Term
malignant tumor of epithelial keratinocytes. arises as a result of exogenous carcinogens- sunlight exposure, ingestion of arsenic,exposure to ionizing radiation
Definition
squamous cell carcinoma
Term
a solitary lesion on the exposed and unexposed skin.
Definition
bowen's disease
Term
a lesion that occurs usually in uncircumcised men on the glans penis
Definition
erythroplasia of queyrat
Term
second most prevalent cancer.it shows an initial growth phase and followed by a subsequent vertical growth phase.
Definition
melanoma
Term
a special type of acquired, circumscribed, pigmented lesions that represent disordered proliferation of variable atypical melanocytes.
Definition
the clark melanocytic nevus
Term
pigmented lesions of the skin usually present at birth. benign neoplasms.may be precursors of malignant melanoma.
Definition
congenital nevomelanocytic nevus
Term
the least common of the three principal melanomas of white people. it occurs in older persons on the most sun-exposed areas, the face and forearms.
Definition
lentigo maligna/ lentigo maligna melanoma
Term
one of two major cancers that arise in melanocytes of white people. arises most frequently on the upper back and occurs as a moderately slow-growing lesion over a period of years.
Definition
superficial spreading melanoma
Term
this tumor from the beginning stage is in the VERTICAL GROWTH phase. arises RAPIDLY.
Definition
nodular melanoma
Term
a serious, acute or chronic, bullous, autoimmune disease of skin and mucous membranes that is often fatal unless treated with immuno-suppressive agents. 40-60 yo. usually starts in oral mucosa followed by a generalized, acute eruption of bullae. vesicles and bullae, easily ruptured, and weeping, arising on normal skin. extensive erosions that bleed easily, crusts particularly on scalp. positive nikolsky's sign (when you push down on lesion, leads to erosion and blister moves laterally). progresses to death unless treated aggressively with immunosuppressive agents. associated with myasthenia gravis.
Definition
pemphigus vulgaris
Term
an autoimmune disorder presenting as a chronic bullous eruption mostly in patients OVER 60yo. skin lesions appear as erosions. bullae, large, tense, firm-topped. treatment is systemic prednisone.
Definition
bullous pemphigoid
Term
caused by heat, cold, electricity, chemicals, friction and radiation.
Definition
burns
Term
this type of burn is usually limited to redness. a white plaque and minor pain at the site of injury. these burns usually extend ONLY INTO THE EPIDERMIS
Definition
first-degree burns
Term
these burns fill with clear fluid; have superficial blistering of the skin, and can involve more or less pain depending on level of nerve involvement. these burns invole superficial (papillary) dermis and may also involve the deep (reticular) dermis layer
Definition
second-degree burns
Term
these burns have a "charring" of the skin, and produce hard, leather-like eschars (a scab that has separated from the unaffected part of the body). PAINLESS due to nerve damage.
Definition
third-degree burns
Term
these burns injure the tissues underlying the skin, including muscle or bone.
Definition
fourth-degree burns
Term
these burns result in muscle being IRRETRIEVABLY LOST
Definition
fifth-degree burns
Term
this type of burn involves the bone being charred.
Definition
sixth-degree burn
Term
rules of nine for burns....NEED TO KNOW FOR TEST!!!
Definition
head- 9%
anterior torso-18%
posterior torso-18%
each leg-18%
each arm -9%
perineum 1%
for infants, the head is 18%, and each leg is 14%- only difference.
Term
a chronic, recurrent intensely pruritic eruption on extensor surfaces often in symmetric groups. ingestion of iodides and overload of gluten may exacerbate the condition. tiny firm-topped vesicle, sometimes hemorrhagic. associated with steatorrhea, and anemia secondary to iron or folate deficiency.
Definition
dermatitis herpetiformis
Term
plethoric moon faces with erythema and telangiectases of cheek and forehead are describing this condition.
Definition
cushing's syndrome and hypercorticism
Term
in this condition you will see proptosis, lid retraction, thyroid acropachy with clubbing; and pink and skin-colored papules, plaques and nodules of pretibial myxedema
Definition
graves' disease (hyperthyroidism)
Term
in this condition you will see dry, pale skin; thinning of lateral eyebrows, puffiness of the face and eyelids; increased number of skin creases; dull, expressionless face
Definition
hypothyroidism(myxedema)
Term
an autosomal dominant trait manifested by changes in the skin, nervous system, bones, and endocrine glands. you can also see congenital abnormalities, tumors, and hamartomas of this condition. an important diagnostic sign is pigmented hamartomas of the iris (lisch nodules). cafe-au-lait lesions are not usually present at birth but appear during first 3 years, and neurofibromata appears during late adolescence. symtoms include hypertensive headaches, pathologic fractures, mental retardation, brain tumor, short stature, precocious puberty.
Definition
neurofibromatosis
Term
yellow-brown, pinkish, or orange macules, papules, plaques, nodules, or infiltrations in tendons. composed of accumulations of macrophages containing droplets of lipids. it may be a symptom of a general metabolic disease or a local cell dysfunction
Definition
cutaneous xanthomas
Term
this condition usually occurs after age 50 and is the most common of al xanthomas. you will see soft, yellow-orange papules and plaques localized to the eyelids.
Definition
xanthelasma
Term
flat-topped, yellow FIRM TUMOR with an erythematous margin....
Definition
tuberous xanthoma
Term
the palmar creases are yellow in this condition...
Definition
palmar xanthomaa
Term
chronic disease characterized by development of totally white macules, complete absence of melanocytes, and in increased risk of certain diseases, particulary thyroid disease. usually begins between age 10-30. this can be precipitated by physical trauma, illness, emotional stress, or sunburn reaction. "chalk white macules" that are round, oval or elongated with convex margins.
Definition
vitiligo
Term
a heritable disorder that affects skin, hair follicles, and eyes. principally involes the synthesis of melanin. present at birth. the skin is "snow" white, fair, cream, light tan. hair is white, yellow, cream, or light brown, red, platinum. "poring" in sunlignt- eyes look squinted
Definition
albinism
Term
this syndrome is seen in albinism in Hispanics from puerto rico, dutch origin, and east indians. Symptoms include epistaxis, gingival bleeding, excessive bleeding after child-birth or tooth extraction, fibrotic restrictive lung disease.
Definition
Hermansky-Pudlak syndrome
Term
an acquired light or dark brown hyperpigmentation that occurs in the exposed areas, most often on the face, and results from exposure to sunlight; may be associated with pregnancy, with ingestion of contraceptive hormones, certain meds, or idiopathic. common amount young, brown or black skin, females who are taking contraceptive and live in sunny areas.lesions are a macular hyperpigmentation (dark brown or black) that evolves quite rapidly over weeks, particularly following exposure to sunlight.pattern follows areas of exposure and it occurs mostly on areas of the face and occasionally on the dorsa of the forearms.
Definition
melasma
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