Which of the following is true for the mutated erythroid progenitors in polycythemia vera?
A) They require extremely high levels of erythropoietin for growth in vitro.
B) They are more resistant to apoptosis than normal erythroid progenitors.
C) They mature abnormally, giving rise to a marked increase in poikilocytosis in peripheral blood.
D) They are Philadelphia chromosome positive.
Correct Answer:
Verified
Q10: The Philadelphia chromosome
A)is a balanced reciprocal translocation
Q11: Which of the following is an expected
Q12: Chronic myelogenous leukemia often progresses to
A)chronic neutrophilic
Q13: What do all chronic myeloproliferative disorders share?
A)Philadelphia
Q14: Which of the following is the most
Q15: Which of the following is true for
Q16: Which of the following would be an
Q18: A patient has an increased red count,hemoglobin,and
Q19: A high red count,hemoglobin,and hematocrit are found
Q20: Although found in most chronic myeloproliferative disorders,increased
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