Hematology Flashcards
What is the most common microcytic anemia?
Iron deficiency anemia
What is the normal range for MCV?
80-100
What two main causes should you be thinking of in a macrocytic anemia?
Malnutrition and severe blood loss
Auer rods are most commonly associated with what disease?
Acute myeloid leukemia
What molecule binds iron in the bloodstream?
Transferrin
What does koilonychia refer to?
Spoon shaped nails. This may be found in microcytic anemia.
A low retic count and a normal serum ferritin should make you think of what diagnosis?
Anemia of chronic disease
Under normal conditions at what hemoglobin level would you began to consider a transfusion?
8
Which anemia should you think of if you see the term Howell-Jolly bodies?
Sickle cell due to functional asplenia, but it may also show up in folic acid deficiency.
G6PD deficiency follows what pattern of inheritance?
X-linked
List the three diagnosis you should be thinking of if a question includes Heinz bodies?
G6PD deficiency anemia, chronic liver disease, alpha thalassemia
Are target cells seen in mild or severe iron deficiency anemia?
Severe, they are also seen in alpha thalassemia, chronic liver disease and asplenia.
Iron deficiency anemia will have a serum iron lower than what value?
30
You should be thinking alpha thalassemia if the question stem includes which four geographic areas?
Southeast Asia, China, Middle East, Africa
A patient of Mediterranean descent is a clue for which type of anemia?
Beta thalassemia
