Intro to Anemia quiz

All of the following lab tests can be used for evaluation of hemolysis except:

• Haptoglobin

• Hemopexin

• Total protein

• Bilirubin

A positive DAT on an anemia patient would indicate what?

• Extravascular hemolysis due to a hemolytic anemia

• Intravascular hemolysis due to an anemia

• Immune mediated hemolytic anemia

• Anemia post splenectomy

Which of the following represents an example of an intrinsic erythrocyte defect?

• Hb S

• Antibody-coated RBCs

• Snake venom

• DIC

CBC results on a pregnant patient indicate an MCV of 112 fl. What would be the most appropriate reflex test?

• Iron studies

• Bilirubin

• LDH

• Folate assay

Blood flow adaptations to anemia are achieved by increasing the respiration rate and _________

• Increasing the circulation rate

• Decreasing 2,3 BPG

• Decreasing cardiac output

• Increasing blood viscosity

Micro cystic hypochromic anemias are associated with which functional abnormality?

• Defective folate utilization

• Bone marrow hypoplasia

• Fibrotic bone marrow

• Defective hemoglobin synthesis

How would you classify an anemic patient whose reticulocyte count is 0.5% ?

• Hypoproliferative

• Extravascular hemolytic

• Maturation defect

• Survival defect

The PB smear of a patient with anemia reveals normochromic RBCs. Which of the following is likely to be the cause of the anemia?

• Hemoglobin synthesis defecient

• DNA. Maturation defect

• Acute blood loss

• Chronic GI bleed

Which of the following poikilocytes would be associated with an intravascular hemolytic anemia?

• Spherocytes

• Schistocytes

• Target cells

• Bite cells

Which of the following would differentiate between immune mediated anemia and hereditary spherocytosis?

• Presence of spherocytes on PB smear

• Presence of microcytic cells

• Positive DAT

• Increased bilirubin