Chapter Quiz Flashcards
Which of the following patients would be considered anemic with a hemoglobin value of 14.5 g/dL?
A newborn boy
Anemia most commonly presents with which one of the following set of symptoms:
shortness of breath and fatigue
Which of the following are important to consider in the patient’s history when investigating the cause of an anemia
all of the above
Which one of the following is reduced as an adaptation to long-standing anemia?
oxygen affinity of hemoglobin
An autoimmune reaction destroys the hematopoietic stem cells in the bone marrow of a young adult patient, and the amount of active bone marrow, including erythroid precursors, is diminished. Erythroid precursors that are present are normal in appearance, but there are too few to meet the
demand for circulating red blood cells, and anemia develops. The reticulocyte count is low. The mechanism of the anemia would be described as:
Insufficient erythropoiesis
What are the initial laboratory tests that are performed for the diagnosis of anemia?
CBC, reticulocyte count, and peripheral blood film
examination
An increase in which one of the following suggests a shortened life span of RBCs and hemolytic anemia?
reticulocyte count
Which of the following is detectable only by examination of a peripheral blood film?
Poikilocytosis
Schistocytes, ovalocytes, and acanthocytes are examples of abnormal changes in RBC:
shape
determine which one of the following conditions would be included in the differential diagnosis of an anemic adult patient with an absolute reticulocyte count of 20 X 109 /L and an MCV of 65 fL.
iron deficiency
Which one of the following conditions would be included in the differential diagnosis of an anemic adult patient with an MCV of 125 fL and an RDW of 20% (reference interval 11.5% to 14.5%)?
Vitamin B12 deficiency
