Which of the following is an acquired, intrinsic hemolytic anemia in which hemolysis occurs due to deficiencies of DAF (CD55) and MIRL (CD59) on the RBC membrane, causing the cells to be abnormally sensitive to lysis by complement?

You examine a peripheral blood smear and every field you see looks exactly like the image pictured. Based on the morphology that you see, which of the following lymphoid neoplasms is the most likely diagnosis?  image00361e1b3e3.gif

Which of the following is not consistent with intravascular hemolysis?

Of the following, the best indicator of iron stores in the body is:

Which of the following testing would you choose to help you differentiate young, immature lymphocytes from mature lymphocyte?

Which of the following results best correlates with the typical peripheral blood smear findings of ALL-L2 and Infectious Mononucleosis and could help us morphologically differentiate the two disorders?

Which of the following is not consistent with extravascular hemolysis?

In which of the following hemolytic anemias could you expect to see multiple kinds of poikilocytes including schistocytes, microspherocytes, and bizarre shaped RBCs?

A patient with Glucose-6-Phosphate Dehydrogenase (G6PD) deficiency has undergone treatment with an oxidant drug. You could expect to see all of the following findings on a routine, Wright-stained, peripheral blood smear except:

Which of the following is NOTconsistent with the morphology of the blasts seen in ALL-L2?