Exam 11: Introduction to Anemia

Which of the following defines an intrinsic erythrocyte defect:

Which of the following pathologic conditions would produce an anemia with anisocytosis?

What test is the most sensitive and specific for detecting iron-deficiency anemia?

Which of the following laboratory tests could be used to help identify the cause of an anemia?

A patient experiencing intravascular hemolysis would likely show which of the following:

Which of the following laboratory values would best correlate with moderate polychromasia on the peripheral blood smear?

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

An apparent pancytopenia is noted in a patient's CBC results.A bone marrow aspirate is performed,and the M:E results are 2:1.Do these results make sense? Why or why not?

A blood sample has moderate spherocytes,schistocytes,and polychromasia on the smear.What would you expect the results of the following to be? a.Bilirubin b.LDH c.Hemoglobin d.Retic count e.M:E ratio

Which laboratory test provides early and sensitive indication for the diagnosis of a hemolytic disease?

Normal hematocrit is 45%.What is the RPI for this patient with a reticulocyte count of 5% and hematocrit of 25%?

A 34-year-old woman has severe anemia.She complains of a feeling of fullness and splenomegaly.This diagnosis and clinical symptoms indicate:

All of the following are classic signs of anemia except:

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

Explain how the sensitivity and specificity of a laboratory test can be used to screen and confirm a differential diagnosis of anemia.