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14 Cards in this Set

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Normal RBC lives for how many days?
120 Days
What is a by product of RBC hemolysis?
Unconjugated Bilirubin
What is polycythemia?
Excess RBC production causing increased blood viscosity
Normal RBC Count
4.5 - 5.5 million/mm3
MCV indicates the average size of a RBC- what does high of low levels indicate?
High > 94 means folate or vitamin B deficiency, aplastic anemia, immune hemolytic anemia
Low < 75 means iron deficiency anemia, lead poisoning and thalassemia
MCH indicates the average weight of hemoglobin per RBC what does high and low indicate? Normal is 25 to 33 pg/cell
High means folate or vitamin B deficiency, aplastic anemia, immune hemolytic anemia
Low means iron deficiency anemia, lead poisoning and thalassemia
When should iron be added to the diet?
4 to 6 months when Hgb F is low and Hgb A hasn't fulfilled the role.
Normal Hgb
11.5 to 14.5, low Hgb is called anemia
What could cause a high Hgb?
dehydration, congenital heart disease, chronic hypoxia, elevation, polycythemia vera
High > 14.5
What could cause a low Hgb?
aplastic anemia, renal disease iron deficiency, sickle cell disease, bone marrow suppression, hemorrhage, fluid volume overload
low < 11.5
Hematocrit expresses the relationship of cells to fluid
Normal Hematocrit is...
35% to 45%
Clinical manifestations of acute anemia are...

Usually from hypoxia
muscle weakness, fatigue, pallor, headache, lightheadedness, increased heartrate, increased cardiac output, murmur
Interventions for acute anemia...
decrease activity that would need increased oxygen, small meals, elevate head of bed, provide passive stimulation
Common cause of iron deficient anemia...
Excessive whole milk intake for a child over 12 months of age