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130 Nursing - RBCs Disorders
RBC disorders / Anemia Test #1
134
Medical
Graduate
01/11/2008

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Cards

Term

An abnormally low number of circulating RBCs, low Hemoglobin or both is known as:

Definition

Anemia

 

Term
Morphologic implies:
Definition
what happens to the cell characteristics during anemia
Term
The underlying cause of anemia is also call the
Definition
Etiology
Term
Name an example of an anemia from an "acute blood loss" reason?
Definition

Loss of a leg

 

Surgical Trauma

 

 

Term
Name a chronic blood loss cause of anemia:
Definition
Women with menopause or someone with cancer
Term
Low RBC production is caused by 2 leading reasons:
Definition

Bad diet

 

and

 

Bone Marrow failure

Term
Why would a person with renal disease have anemia?
Definition
Because erythropoeitin from the kidneys is not being produced to stimulate RBC production
Term
What type of blood cell are the most abundant in the body?
Definition
Erythrocytes
Term
These are bi-concave shaped:
Definition
Erythrocytes
Term
What gives blood its red color?
Definition
Hemoglobin
Term
Where does erythropoeisis begin?
Definition
In the red bone marrow and completed in the blood or the spleen
Term
How long does RBC production take?
Definition
3-5 days
Term

What physical condition stimulates RBC production:

Definition
Hypoxia
Term

An RBC lives about how long?

Definition
120 days
Term

From stemcell to RBC, how long does it take? 

 

And what precipitates this process?

Definition

3-5 days

 

hypoxia stimulates RBC production

Term
When RBCs are destroyed, what two things get recycled?
Definition
Iron and Amino Acid
Term
When RBCs are destroyed, they are lysed where in the body?
Definition
Spleen, Liver, Bone Marrow and Lymph Nodes
Term

Destoyed RBCs are converted into what substance?

Definition
Bilirubin
Term
Name 5 effects of aging regarding RBCs:
Definition

1. RBC production is slower

2. Iron deficiency is common

3. Lower Plasma levels

4. Less Effective immune system

5. Automimmune disorders become more common

 

(LOW:RBCprod-Iron-Plasma-Immune-

& more auto immune disorders)

Term

What determines and tells the kidneys to produces Erythropoeitin to stimulate RBC production?

Definition

Hypoxia in the Brain, causes the brain to send the message to the kidneys

Term
WHere again is RBC destruction usually? 
Definition
In the spleen and liver
Term

The following lab test Hb/Hct shows HIGH or LOW values when anemia is present?

Definition
LOW
Term

Anemia Signs & Symptoms: SPOON SHAPED NAILS

 

What type of anemia is this associated with?

Definition
IRON Deficiency
Term

Sickle Cell is associated with what population?

Definition
African Americans
Term

Whats the normal lab value range for:

 

RBC

Definition
4.2 - 5.14  
Term

Whats the normal lab value range for:

 

HGB

Definition
11.7 - 17.4
Term

Whats the normal lab value range for:

 

HCT

Definition

38 - 49

 

(38 Special sings for the San Francisco 49-ers)

Term

Whats the normal lab value range for:

 

RDW

Definition

11.6 - 14.8

Term

Whats the normal lab value range for:

 

PLT

Definition

150 - 450

 

 

Term

Whats the normal lab value range for:

 

WBC

Definition
4.5 - 11
Term
MCV stands for
Definition
Mean Corpuscular Volume
Term
RDW stands for what?
Definition

Red Blood Cell Distribution Width.  

 

(a wide width indicates an immature RBC/reticulocyte,

and a smaller width means its mature!)

Term
HGB stands for/indicates what?
Definition

Indicates the amount of 02 carrying capacity of a heme unit

Term
RBC lab test stands for what?
Definition
Actual # of RBCs in the blood
Term
MCHC?
Definition
Mean Corpuscular Heme Concentration
Term

A higher than normal ESR signifies what?

Definition

clumping of RBCs, meaning faster sinking....

 

this means infection and disease state b/c protiens bind to the RBCs and they clump and sink fast.

Term
In coagulation studies, what drug impacts PTT test?
Definition
Heparin
Term
In coagulation studies, what drug impacts PT test?
Definition
COUMADIN
Term
INR means Int'l Normalized Ratio...  what are normal INR readings?
Definition

Normal person:  1

 

Person on coagulants:   2 to 3

 

Person with atrial problems:   3 to 4

 

(an INR is always ordered with a PT test)

Term
What is a D-dimer test?
Definition

It confirms presence of FSP (Fibrin Split Products)

 

Normal D-dimer = <250 ug/L

 

If its higher, you got pulmonary embolism, intravascular diseas, thrombosis, neoplastic disease or Pregnancy. 

Term
What does LOW HCT mean? i.e. Causes of 
Definition

Anemia

Hemodilution

Massive Blood Loss

Term
What does HIGH HCT mean? i.e. Causes of 
Definition

POLYCYTOTHEMIA

 

HEMOCONCENTRATION

(can be from dehydration or blood loss)

Term
An increased platelet count over 450 means what?
Definition

THROMOBOCYTOSIS

(can result from hemorrhage, cancer, anemia or inflammation)

Term
What does LOW Hb (Hgb) mean? i.e. Causes of 
Definition

If Low, anemia, hemorrhage or fluid retention

(caused by hemodilution)

Term
What does HIGH Hb (Hgb) mean? i.e. Causes of 
Definition
If elevated over that 17.4 cap, then it suggests Hemoconcentration from POLYCYTHEMIA or DEHYDRATION
Term
What is Hb interference??
Definition
They're very high white blood cells counts that resist lysys, falsely elevating Hb values. 
Term

What does LOW RBC mean below 4.2 to 5.14?

 i.e. Causes of 

Definition
Anemia, fluid overload, or hemorrhage
Term

What does HIGH RBC mean OVER 4.2 to 5.14?

 i.e. Causes of 

Definition
POLYCYTOTHEMIA
Term

Red Cell indices (aka erythrocyte indices) provied important informatino about Hb concentration, weight and size of an average RBC.  

 

Name the 3 indice and descriptions:

Definition

MCV - ratio of HCT to RBC indicating RBC avg size

 

MCH - ratio Hb weight to RBC count, indicates avg RBC weight

 

MCHC - conc of hb in 100ml packed RBCs

Term

MCV range is 82 - 98

 

MCH range is 26 - 46

 

MCHC range is 31 - 37

Definition

If LOW  MCV or MCHC, means microcytic, hypochromic anemias caused by low iron, thalassemia, or b6 anemia

 

If HIGH, macrocytic anemia caused by FOLIC or B12 deficiency. 

Term
INR (int'l normalized ratio) does what?
Definition

can indicate cirrhosis, hepatitis, Vit K deficiency, anticoagulation problems, or massive blood transfusion

Term

PROTHROMBIN time that is slower than

the 10-14 second  range may indicate what?

Definition
hepatic disease or deficiencies in factors 5,7,VIII, or means they're taking thinners
Term

Of the anemias, which is the most common form of anemia?

Definition
Iron Deficiency
Term
When the body breaks down RBCs too fast, this type of anemia is called
Definition
Hemolytic Anemia
Term

3 anemias caused by DECREASED erythrocyte production:

Definition

Iron deficient,

Thalassemia

and

Sideroblastic

Term
Anemias from poor DNA synthesis can lead to megaoblastic anemias.... examples are:
Definition

Vit B12

and

Folic Acid

Term

T/F:    30% of the world, and 5-10% of the

"over-45" US population have Iron-deficiency anemia

Definition
TRUE
Term
Lack of erythrocyte-producion building blocks results in _________ anemias.
Definition
APLASTIC
Term

1 mg of Iron is lost daily thru feces, sweat & urine...   TRUE/FALSE

Definition
TRUE
Term

Pregnant women lose 2mg per day.

Menstrating women lose 1.5 per day.

 

Of what?

Definition
IRON
Term
Iron absorption occurs in what part of the body?
Definition
duodenum
Term

Cobalamin and Folic acid's role in Erythropoiesis is?

Definition
RBC Maturation
Term
Iron and Vitamin B6's role in Erythropoiesis is?
Definition
Hemoglobin synthesis
Term
Amino acid's role in Erythropoiesis is?
Definition
Synthesis of nucleoproteins
Term
Vitamin C's role in Erythropoiesis is?
Definition

Aids in Iron Absorption

Term

In IRON-deficient anemia, the most common findings is/are:

Definition

PALLOR

&
GLOSSITIS

 

(also chelitis- inflamed lips)

Term

The best time to take iron supplements is when?

Definition
1 hour before meals when the duodenal mucosa is MOST acidic
Term
Whats a concern regarding liquid iron supplements?
Definition
Can stain teeth
Term
3 side effects of iron ingestion are:
Definition

heartburn, constipation, diarrhea

 

(give patients stool softeners ALONG with iron)

Term
TIBC stands for
Definition
Total Iron Binding Capacity
Term
What a nurse needs to know about iron injections:
Definition

2ml max per injection

19-20 guage needle

2-3" length

give in upper outer quadrant of buttocks

Z-TRACK it!

 

Speed of injection:  1 ml/min

(if IV, saline flush the line after)

Term

Which anemias are considered

NORMOCYTIC and NORMOCHROMIC?

 

(hint: means normal size and normal color)

 

Mainly, what are the causes of loss of NORMO RBCs?

Definition

Blood loss

Hemolysis

Kidney disease

Cancers

Refractory Anemia

Aplastic Anemia

Sickle Cell

Pregnancy

Term

You have anemia and your RBCs are MACROCYTIC and NORMOCHROMIC.... what causes this?

Definition

Low B12, Low FOLIC, liver disease,

and post splenectomy

Term

You have anemia and your RBCs are MICROCYTIC and HYPOCHROMIC.... what causes this?

Definition
Low IRON, Thalassemia and Lead Poisoning
Term
Thalassemia minor and major... whats the difference?
Definition
The patient has ONE Thalassemia gene in MINOR, they have TWO in MAJOR
Term
Thalassemia symtoms develop in childhood and the #1 signs are
Definition
PALLOR and JAUNDICE
Term
What is HEMOCHROMATOSIS?
Definition

Iron Overloading

(comes from too many transfusions and is corrected with Desferal, a chelating agent thta binds to iron)

Term

Thalassemia patients should take Zinc & Vit C... why?

Definition
Chelation therapy for the hemochromatosis (iron overloading) using IV deferoxamine makes you lose C and Zinc
Term

In Sickle Cell, if both parents have the trait, what % in the child is the chance of having that trait?   

 

Also how about the % for disease?

Definition

25% of disease....   25% of no disease or trait

50% of carrying the trait!

Term

Unused Blood should be returned to the lab in 30 minutes or less. 

 

What increments of time to check blood transfusions?

Definition
at 5 minutes, 15, 30, 45, etc
Term
Hemoglobinurea is?
Definition
Excess amounts of the protein part of hemoglobin which the kidney has to filter.. you pee red color.
Term
Blood tranfusion Administration rules:  What 3 things do you do, and whats the rule of double checking?
Definition

Has to be checked by 2 nurses

 

1. check ID of client

2. correct ABO and RH factor

3. Not expired blood

Term
Blood should tranfuse over how many hours? 
Definition

2-3 hours   

 

Anything after 4, the blood can spoil.

Term
Complications of Blood Administration are?
Definition

Fever

Rash

Hemolytic Reaction

Anaphylactic Reaction (life threatening)

Circulatory Overload

Term

If you detect a fever, chills or chest pain,

or low BP during blood administration,

what should you do?

Definition
Stop transfusion, call MD, treat symptoms, and resume once comfortable.
Term
If you get an urticarial reaction during blood transfusion, what should you do?
Definition
Stop transfusion, treat symptoms with BENADRYL, Call MD, and resume once comfortable.
Term

During a transfusion, what do you do if you get a hemolytic reaction? 

 

(hint: manifested by back & chest pain, fever, SOB, and IMPENDING DOOM)

Definition

This is a fatal reaction due to imcompatible blood.  RBCs are going to war!

STOP INFUSION an Call MD

 

Keep vien open with NS

Term

During a transfusion, what do you do if you get a Anaphylactic reaction? 

 

(hint:  allergic reaction)

Definition

Its an allergic reaction to immunoglobulins, which happens IMMEDIATLY upon infusion. 

 

You'll see GI cramping, vomiting and diarrhea

 

MAIN ISSUE:  Cardiopulmonary Arrest.

 BEGIN CPR

Term

During a blood transfusion, what do you do if you have circulatory overload?  And what causes it?

Definition

Its caused by too much too fast!

 

STOP INFUSION, Call MD

Prepare to give diuretics to quell chest pains, cough, FROTHY sputum, crackles and wheezes and increased HR

 

RESUME infusion later and MUCH SLOWER

Term
Hemochromatosis is?
Definition

Its an autosomal recessive disease causing over-absorption of IRON, too much in the tissues.

 

Common in northern Europeans.

Term
Hepatomegaly, Diabetes, Bronzing skin color, Arthritis, Cardiomyopathy and "tiny balls" are manifestations of?
Definition
Hemochromatosis
Term
Hemochromatosis is treated how?
Definition

You take out 500ml of blood weekly for 2-3 years. 

Term
POLYCYTHEMIA is what? What types are there?
Definition

Excess RBCs (or an HCT over 55)

REALLY THICK BLOOD that causes CLOTS

 

Types: 

Primary - 40-70yo Jewish men (Vera)

Secondary - elevated erythropoeitin levels 

Term
What would cause 2ndary Polycythemia?
Definition

Hypoxia signals brain to tell kidneys to produce more erythropoeitin

 

Usually high altitudes, smoking, or lung disease is the environmental cause

Term

Whats D-Dimer?

Definition
Thrombi (clot) formation
Term
Whats Hyperuricemia?
Definition

High Uric Acid

Term
In Polycythemia, the 3 diagnostic tests are:
Definition

D-dimer (to find clots)

Hyperuricemia (high uric acid d/t RBC lysis)

High HGB and HCT in proportion to the RBCs

Term
Polycythemia S&S are?
Definition

Headaches, blurred vision, weakness, vertigo,pruritis, pain, Plethora,

wieghtloss, thrombotic episodes

and Splenomegaly (vera type)

Term
Worst case complications from polycythemia are:
Definition
Stroke, HA, DVT, Embolism, Ulcers, Gout, and Bleeding and Bruising
Term
How is polycythemia treated? 
Definition
Periodic phlebotomy (blood reduction), low dose aspirin, and HYDREA (a myelsuppressive agent)
Term
Whats that drug for POLYCYTHEMIA treatment again?
Definition
HYDREA- a myelsuppressive agent
Term
Nursing care for POLYCYTHEMIA includes:
Definition

Give small meals,

Monitor bleeding

Low Sodium, Low Iron, HIGH CALORIE diet

Fluids (3 litres per day)

Term

PLATELET DISORDERS:

 

What are unique to cell fragments?

Definition
They dont have a nucleus and can not replicate
Term

PLATELET DISORDERS:

 

What is the normal amount of platelets?

Definition

250,000 to 400,000 per ML

 

(think a $250-$400 plate dinner)

Term

PLATELET DISORDERS:

 

Life of a platelet?

Definition
8 to 10 days. 
Term

PLATELET DISORDERS:

 

What are the 5 stages of HEMOSTASIS?

Definition

1. Vessel Spasm

2. Platelet Plug Formation

3. Coagulation

4. Clot retraction

5. Clot dissolution

 

(think VP CCC -vice pres of craven community college)

 

 

Term

PLATELET DISORDERS:

 

Thrombocytopenia is what?  And what is the # lab range indicating this?

Definition

Its LOW PLATELET COUNT

 

Anything less than 150,000 per ml

Term

PLATELET DISORDERS:

 

Thrombocytopenia is due to what 3 causes?

Definition

1. Decreased production

2. Increased amount in spleen

3. Accelerated destruction

 

(aint makin 'em fast enough, spleens hoggin 'em, and they be getting blown up faster)

Term

PLATELET DISORDERS:

 

3 Types of Thrombocytopenia

Definition

1. Immune T. Purpura

2. Thrombotic T. Purpura

3. Heparin-induced T. and Thrombosis

 

 

Term

PLATELET DISORDERS:

 

Thrombocytopenia S&S?

Definition

Bleedin'

Petichiae

Purpura

Ecchymoses

After injection, they keep bleedin'

Internal Bleeding

Term

PLATELET DISORDERS:

 

Thrombocytopenia Diagnostic tests:

 

Definition

PT, PTT and INR

 

and takin a peek at the platelet count under a microscope

 

Low H&H, Low RBC too... cause if they're Bleedin' a lot 'cause of no platelets, then this will follow.

Term

PLATELET DISORDERS:

 

Thrombocytopenia medical treatment includes:

Definition

Chemo, Steroids, IV Immunoglobulins

and a Splenectomy

 

And Transfusions of Blood, PLatelets and Vitamin K

Term

PLATELET DISORDERS:

 

Thrombocytopenia nursing interventions... name a couple.....

Definition

Bleeding precautions

 Teach S&S of bruising

Avoid trauma and ASA drugs

Limit activities during episodes

Term

PLATELET DISORDERS:

 

With Thrombocytopenia, S&S of bleeding are:

Definition

BLACK tarry stools

BLOOD in urine

Petechiae

Bruise easily

Bleeding nose and gums

PAINFUL JOINTS

Term

PLATELET DISORDERS:

 

HEMOPHILIA is a rare inherited disorder of low levels of one missing clotting factor. 


Name the 3 different Hemophilia types?

Definition

Type A

 

Type B

 

VonWillebrand's disease

 

(A Big Willebrand)

Term

PLATELET DISORDERS:

 

In Hemophilia TYPE A, what is the missing factor?

Definition

Factor VIII

 

(think Factor Aight)

Term

PLATELET DISORDERS:

 

In Hemophilia TYPE B, what is the missing factor?

Definition

Factor IX

 

(think Factor Bix)

makes no sense but you'll remember it!

Term

PLATELET DISORDERS:

 

In Hemophilia TYPE VonWillebrand, what is the missing factor?

Definition

Factor vW

 

(think:  Mr. VonnWillebrand drives a VW)

Term

PLATELET DISORDERS:

 

In Hemophilia, what are the manefestations?

Definition

Hemathrosis (blood in the joints)

Bruising

Bleeding

Pain or paralysis

Term

PLATELET DISORDERS:

 

With Hemophilia, what diagnostic tests are used?

Definition

PT

Thrombin time

Platelet count

PTT

Bleeding time

Factor assays

 

(so...  PT&PTT, clot&bleed time, Factor tests)

Term

PLATELET DISORDERS:

 

How is Hemophilia treated?

Definition

You marry outside of the British Royal family.

 

OR

 

Give Clotting Factor

&

Desmopressin Acetate too raise levels during surgeries

Term
What causes DIC?
Definition

Major Trauma, Cancer, or pretty much any overwhelming infection, even snakebite. 

 

When you have something major, it releases thrombin and "unrestricted clotting".

 

When you used all the clot factors up... YOU DEAD!

Term
Early S&S of DIC are:
Definition

Petechiae & Purpura

Ecchymosis

Joint Pain

Bleeding from puncture sites, mucosa, & GI tract

Term
Late S&S of DIC?
Definition

N/V

SOB

Oliguria (low urine output)

Muscle & Back Pain

Shock, Convulsions, Coma

Bright light at the end of a tunnel lined

with dead relatives

Term

When assessing a patients nutritional-metabolic pattern related to hematologic health, the nurse should check for

 

 

Definition

Skin texture & color...   i.e. petichiae

Term
During a transfusion, the nurse should have someone take over her other patients for how many minutes?
Definition
15 minutes, by nursing procedure.
Term
What solution does a nurse prime blood tubing with prior to transfusion?
Definition
0.9 Sodium Chloride
Term
Fresh Plasma should infuse how fast and for how long?
Definition
As fast as patient can tolerate and within 2 hours of thawing
Term
Infuse blood at what speed maximum during the first 15 minutes of transfusion?
Definition

2ml/minute

Term

In the emergency room with a sickle cell patient, which  of the following is priority to control the sickling process?

02

IV fluids

Morphine

Acetamenophen

Definition

IV fluids!   

 

Because once in crisis, 02 cant control it.  Its better for pending crisis.

Term
Are Iron Supplements acceptable for Sickle Cell patients?
Definition
Its not necessary or needed.
Term

A patient asks what they can take to decrease or cure Sickle Cell Disease.... Which of the following can do this?

a) Hemodialysis

b) Hydroyurea (Hydrea)

c) Hemopoetic Stem Cell Transplantation (HSCT)

d) Frequent Blood Transfusion

Definition

b) Hydroyurea (Hydrea)

c) Hemopoetic Stem Cell Transplantation (HSCT)

 

The others dont cure, they just treat the complications of sickle cell episodes.

Term
Iron stored in the body is in the form of  __________ and ___________
Definition
Ferritin and Hemosiderin
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