Hematopathology — MCQs

Microangiopathic hemolytic anemia is associated with which of the following conditions?

In sickle cell trait patients, there is a reduced risk of which of the following diseases?

Which of the following is not an example of a malignant disorder causing myelofibrosis?

What does a low serum ferritin level indicate?

A 30-year-old woman complains of recent easy fatigability, bruising, and recurrent throat infections. Physical examination reveals numerous petechiae over her body and mouth. Abnormal laboratory findings include hemoglobin of 6 g/dL, WBC of 1,500/mL, and platelets of 20,000/mL. The bone marrow is hypocellular and displays increased fat. What is the appropriate diagnosis?

A 55-year-old man complains of pain in his back, fatigue, and occasional confusion. He admits to polyuria and polydipsia. An X-ray examination reveals numerous lytic lesions in the lumbar vertebral bodies. Laboratory studies disclose hypoalbuminemia, mild anemia, and thrombocytopenia. A monoclonal IgG peak is demonstrated by serum electrophoresis. Urinalysis shows 4+ proteinuria. A bone marrow biopsy discloses foci of plasma cells, which account for 18% of all hematopoietic cells. What is the appropriate diagnosis?

Which of the following disorders is least likely associated with progression to lymphoma?

Platelet count is decreased in all of the following conditions except:

What is the maximum incidence of ABO isoimmunization?

The most important example of a compensated hemolytic anemia becoming decompensated occurs when: