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Visceral Disorders Test 2
Stachenotes PCC Hematology
88
Medical
Graduate
05/14/2012

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Term
Plasma makes up what percent of total blood volume?
Definition
55%
Term
Erythrocytes account for ___% of total blood volume.
WBC & platelets make up ___%
Definition
44%
1%
Term
What are the hematopoittic tissues and organs?
Definition
Spleen
Lymph nodes
thymus
bone marrow
liver
reticuloendothelial System
Term
When does hematopoiesis begin?
Definition
19th day of gestation.
Term
Hamatopoeisis from stem cell to erythrocyte
Definition
Stem cell
megaloblast
erythroblast
normoblast
reticuloblast
erythrocyte
Term
What is the life span of an RBC?
Definition
120 days
Term
What is it called if you have too many RBC's?
Definition
Polycythemia
Term
HGB x 3 =
Definition
HCT hematocrit
Term
HCT x 11=
Definition
RBC count
Term
Size of RBC's
Definition
MCV (mean corpsular value)
Term
Hhb weight
Definition
MCH (mean corpuscular hemoglobin)
Term
Hemoglobin concentration
Definition
MCHC (mean corpuscular hemoglobin concentration)
Term
What do you look at on a CBC to decide if there is an anemia?
Definition
RBC
Hgb
Hct (these three make the blood indices)
Term
Normal RBC
Normal Hgb
Normal Hct
Definition
Normal
No amemia
Term
High RBC
High Hgb
High Hct
Definition
Polycythemia
Term
Low RBC and/or
Low Hgb and/or
Low Hct
Definition
Anemia
Term
Anemias are classified by what two features?
Definition
cell size and color
Term
Color is a measure of
Definition
HgB content
Term
Decreased mcv =
Definition
microcytic anemia
Term
Normal mcv anemia
Definition
normocytic anemia
Term
Increased MCV
Definition
Macrocytic Anemia
Term
Decreased MCH (MCHC)
Definition
Hypochromic Anemia
Term
Normal MCH (MCHC) anemia
Definition
Normochromic
Term
Increased MCH (MCHC)
Definition
Hyperchromic Anemia
Term
The AKA for hyperchromic anemia
Definition
polychromasia
Term
MC Anemia in the world
Definition
IDA
Term
MC anemia based on cell size
Definition
microcytic
Term
MC microcytic anemia
Definition
IDA
Term
MC etiology of IDA
Definition
CBL (Chronic Blood Loss)
Term
MC cause of CBL
Definition
Chronic GI tract bloodloss
Term
Microcytic hypochromic anemias will have...
Definition
decreased RBC and/or Hgb and/or HCT

Decreased mcv, decreased mch and decreased mchc
Term
Five most common microcytic hypochromic anemias
Definition
1. IDA
2. CBL (an IDA)
3. Thalassemia (Coolys)
4. ACD (anemia of chronic disease)
5. ARD (renal DS)
Term
What is the best way to differentiate MCHC Anemias?
Definition
TIBC (total iron binding capacity)
Don't forget history and clinical presentation
Term
What MCHC anemias have high TIBC?
Definition
IDA and CBL anemias
Term
What MCHC anemia has normal TIBC?
Definition
Thalassemia
Term
What MCHC's have low TIBC?
Definition
ACD and ARD
Term
How much of the bodies iron is in the RBC line?
Definition
2/3
Term
What are the forms of storage iron?
Definition
Ferritin
Hemosiderin
Term
Iron is transported by
Definition
Transferrin
Term
Acute blood loss results in a ___ anemia
Definition
a normocytic normochromic anemia
Term
The body stores __ to __ grams of iron
Definition
2-4 grams
Term
How much iron from your diet are you likely to absorb (%)?
Definition
10%
Term
Normal iron loss is __ g/day
Definition
1
Term
Alpha thalassemia is seen primarily in people from ___ and ___. Beta thalassemia is seen primarily in people of ____.
Definition
China and southeast asia mediteranian
Term
Increased MCV, Normal/increased MCH, and Normal/Increased MCHC
Definition
Macrocytic normochromic/hyperhromic anemias
Term
What are the four differentials for MC anemias?
Definition
1. B12 deficiency
2. Folic acid deficiency
3. Liver disease
4. Alchoholism
Term
Megaloblastic anemias are the MC anemias caused by...
Definition
folic acid deficiencies (50%)
B12 deficiencies (50%)
Term
Nonmegaloblastic MC anemias are caused by
Definition
liver disease and alchoholism
Term
What is the most common category of macrocytic anemia? (megaloblastic vs nonmegaloblastic)
Definition
Megaloblastic
Term
It your MC anemia is a B12 deficiency, it is most likely due to _____ and it is called ____.
Definition
Lack of intrinsic factor
pernicious anemia.
Term
What percent of pernicious anemia patients die of ____?
Definition
25%
Stomach cancer
Term
3 most common causes of B-12 deficiency
Definition
1. Deficiency of IF
2. Lack of gastric acid necessary to separate B-12 from binding proteins
3. Malabsorption caused by intestinal diseases
Term
Lemon yellow skin, premature graying, sore tongue, and diarrhea are symptoms of
Definition
B-12 deficiency
Term
Vitamin B-12 deficiency caused by gastric mucosa failure to secrete intrinsic factor
Definition
Pernicious anemia
Term
Aplastic Anemia
Definition
Decreased production of RBC's and Platelets
Can be caused by chemotherapeutic agants, drugs, hereditary causes, radiation and infections.
Poor prognosis
Term
Hemolytic anemia
Definition
due to increased RBC destruction
Term
Sickle Cell Anemia
Definition
Serious chronic hemolytic anemia
Often fatal before 30
Hands and feet swell
Normocytic Normochromic
Term
Absolute increase in all cell types (RBC, WBC, platelets)
Definition
Polycythemia Vera (primary)
Term
Relative polycythemia
Definition
RBC mass remains unchanged
Decrease in plasma volume
Term
ESR
Definition
erythrocyte sedimentation rate
measures the rate that the RBC's settle in saline or plasma in 1 hour
Term
C-reactive protein
Definition
CRP
Indicates acute inflammatory reaction
Increases sooner and returns faster than ESR
Term
Granulocytes
Definition
neutrophils
eosinophils
basophils
Term
Nongranulocytes
Definition
lymphocytes
monocytes
Term
Function of Neutrophils
Definition
Combat pyogenic infections
Term
Function of Eosinophils
Definition
fight allergies and parasitic infections
Term
Function of basophils
Definition
Fight parasitic infection
Term
Function of lymphocytes
Definition
fight viral infection
Term
Function of monocytes
Definition
help neutrophils
Term
Leukocytosis
Definition
increase in total WBC's
Term
Leukopenia
Definition
Decrease in total WBC's
Term
Low WBC's usually due to
Definition
Viral infection
Term
10-18 WBC's usually due to...
(5-10 is normal range)
Definition
Bacterial infection
Term
20-30 WBC most likely due to...
Definition
hot abdomen, such as appendicitis, pancreatitis etc.
Term
30-50 WBC likely due to...
Definition
Leukopenia or Leukemia
Term
Segs primarily respond to...
Definition
bacteria
Term
Bands primarily respond to..
Definition
bacteria
Term
Lymphocytes primarily respond to...
Definition
Viral infections
Term
Eosinophils primarily respond to...
Definition
allergies and parasites
Term
Inverted ratio (lymph>segs) seen in
Definition
Viral infections
lymphocytic leukemia
<9 year olds
Term
Leukemias are classified as...
Definition
acute or chronic
Term
Increase in immature cells is called a
Definition
shift to the left
Term
Presence of ___ and/or ___ suggest a leukemia is acute.
Definition
Blasts
Pros (promyelocytes-primitive cells)
Term
Leukemia
Definition
unregulated accumulation of immature cells
Left shift
bleeding, splenomegaly, hepatomegaly
Term
Greater than 50,000 WBC yada yada yada...
5 metas, 5 myelo, 5 pros, 5 blasts
Definition
AML
Acute Myelocytic Leukemia
has both blast and pros
Term
Greater than 50,000 WBC
yada yada yada 5 E-metas, 5 E-myelo, 5 E-pros, and 5 E-blasts
Definition
AEL
Acute eosinophilic leukemia
rare
Term
Greater than 50,000 WBC
yada yada yada 5 L-blasts
Definition
ALL
Term
Presence of ____ equals hodgkin's lymphoma
Definition
RSB
Term
Malignant proliferation of plasma cells is ____.
Definition
Multiple mialoma
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