The finding of a positive direct antiglobulin test (DAT) for a patient is likely to result in which of the following pathologies:
a. Increased bone marrow production of erythrocytes
b. Increased erythrocyte destruction
c. Decreased bone marrow production of erythrocytes
d. Liver disease
Question 2
A patient presents with a RPI of >2 and macrocytic morphology of the red blood cells. Which survival defect does this most likely represent?
a. B12 deficiency
b. Folate deficiency
c. Hemorrhage or hemolysis
d. Myelodysplasia