Exam 15: Megaloblastic and Nonmegaloblastic Macrocytic Anemias

What is (are) the most appropriate reflex test(s)?

Macrocytes are often seen in hospitalized alcoholics because of:

Megaloblastic anemia is most often caused by deficiencies of what two components?

Which of the following are key features found in nonmegaloblastic macrocytosis?

Which of the following is found in megaloblastic macrocytosis but not in nonmegaloblastic macrocytosis?

An analyzed blood specimen reveals the following: the MCV is increased, the hemoglobin level is decreased, and the reticulocyte count is normal or low. What test could give more information on the cause of the anemia without drawing another blood specimen?

What conditions listed can result in macrocytic anemia without megaloblastosis?

Explain how vitamin B₁₂ deficiency can cause folate deficiency.

Name four causes of folate deficiency. How would they differ in results in regard to serum and RBC folate levels?

Vitamin B₁₂ is a cofactor used in the conversion of ________ to ________.

Patients with ileitis can have vitamin B₁₂ deficiency complications resulting from:

All of the following are expected laboratory findings of PA except:

Autoantibodies against parietal cells and intrinsic factor are associated with:

Explain how high alcohol intake can cause macrocytosis.

All of the following disorders can lead to macrocytic anemia except:

Pernicious anemia is a malabsorption of vitamin B₁₂ from what component deficiency?

Megaloblastic anemia is characterized by:

The defect in DNA synthesis associated with megaloblastic anemia affects which cells?

Which clinical manifestation is common in vitamin B₁₂ deficiency but not in folate deficiency?

Which of the following is found in megaloblastic anemia but not in nonmegaloblastic macrocytic anemia?