Video Library
Polycythemia
Polycythemia ( 15 Questions)
Which statement by the patient indicates an understanding of the condition?
Dehydration does not cause polycythemia vera. Polycythemia vera is a disorder of the bone marrow characterized by an overproduction of red blood cells.
Chronic pulmonary disease is not a cause of polycythemia vera. Polycythemia vera is typically due to a mutation in the JAK2 gene.
This is the correct answer. Polycythemia vera is often caused by a mutation in the JAK2 gene, which leads to an abnormal increase in red blood cell production.
Smoking can lead to secondary polycythemia, but it is not the cause of polycythemia vera, which is a primary disorder of the bone marrow.
Choice A rationale:
Dehydration does not cause polycythemia vera.
Polycythemia vera is a disorder of the bone marrow characterized by an overproduction of red blood cells.
Choice B rationale:
Chronic pulmonary disease is not a cause of polycythemia vera.
Polycythemia vera is typically due to a mutation in the JAK2 gene.
Choice C rationale:
This is the correct answer.
Polycythemia vera is often caused by a mutation in the JAK2 gene, which leads to an abnormal increase in red blood cell production.
Choice D rationale:
Smoking can lead to secondary polycythemia, but it is not the cause of polycythemia vera, which is a primary disorder of the bone marrow.