Anemia Flashcards
Common anemia signs
pale skin, jaundice, FATIGUE, tachycardia, breathlessness
How you get anemia
lose, destroy, make too little
most important cause iron-def. anemia
GI bleed
cell size and hemoglobin in iron-def. anemia
small, lacking hemoglobin
anisocytosis
variation in cell size in IDA
poikilocytosis
funny shape cells in IDA
of globin chains and heme molecules
4
2 ways to store iron
ferritin, hemosiderin
physical signs of iron def. anemia
pale, spoon nails, smooth tongue
Decrease in this cofactor causes Megaloblastic anemia
B12/folate
Describe Megaloblastic anemia
Defective DNA synthesis with macrocytic anemia
Causes of B12 def.
Diet, lack intrinsic factor, pancreas damage, ileal damage, tapeworm
Cause of chronic hemolytic anemia
congenital
lab values that point to hemolytic anemia
increased RBC destruction and production
Best test for hemolytic anemia
Direct antiglobulin test -then it is an immune process