title: Acute transformation of essential thrombocythaemia: report of two cases.
abstract: Two cases of leukaemic transformation are reported, one to acute lymphoblastic leukaemia associated with a 14q+ marker chromosome and the other to acute monocytic leukaemia, occurring 20 and 30 years, respectively, after the original diagnosis was made.
authors.forename: A M
authors.initials: AM
authors.lastname: O'Hea
authors.forename: W
authors.initials: W
authors.lastname: Erber
authors.forename: N T
authors.initials: NT
authors.lastname: O'Connor
authors.forename: C
authors.initials: C
authors.lastname: Bunch
mesh_terms: D000208:Acute Disease; D005260:Female; D006801:Humans; D007945:Leukemia, Lymphoid / Q000209:etiology*; D007948:Leukemia, Monocytic, Acute / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D013920:Thrombocythemia, Essential / Q000150:complications*; D013997:Time Factors