The following are the myeloproferative disorders except-
Hairy cell leukemia is a B-cell malignancy characteised by the presence of hairy cells in the blood & bone marrow & splenomegaly. Myeloproliferative diseases include chronic myeloid leukaemia ,polycythaemia vera, essential thrombocythaemia,chronic idiopathic myelofibrosis,chronic neutrophilic leukaemia ,chronic eosinophilic leukaemia .Reference :Harsh mohan textbook of pathology 6th edition pg no 357 & 378.
Polycythemia vera
Essential thrombocytosis
Chronic myeloid leukemia
Hairy cell leukemia
Haematology