Laboratory evaluation for the differential diagnosis of chronic myeloproliferative disorders includes at thefollowingexcept.
High-Yield Explanation
<p>In chronic myeloproliferative disorder, chromosomal evaluation is needed to identify Philadelphia chromosome(CML) & trisomy 20(polycythemia vera). Bone marrow examination reveals hypercellularity with myeloid predominance in CML & erythroid hyperplasia in PV & hyperdiploid megakaryocytes in essential thrombocytopenia. Red cell mass will be increased in PV.</p><p>Reference :Harsh mohan textbook of pathology sixth edition pg no 358.</p>