An example of chronic myeloproliferative disorder is: (A) Neutrophilic leukemoid reaction, (B) Essential thrombocythemia, (C) Plasmacytosis, (D) Hairy cell leukemia
Answer is B. <p>According to WHO classification of myeloid neoplasms,the diseases under myeloproliferative group are chronic myeloid leukemia ,chronic neutrophilic leukemia ,chronic eosinophilic leukemia ,polycythemia vera & essential thrombocytopenia.</p><p>Reference :Harsh mohan textbook of pathology sixth edition pg no 357.</p>