platelets of patients with myeloproliferative disorders ( md ) such as polycythaemia vera ( pv ) , chronic myelogenous leukaemia ( cml ) , idiopathic myelofibrosis ( im ) and essential thrombocythaemia ( et ) have been found to have low 5ht levels measured both by a fluorimetric and a liquid chromatographic assay .
C0027022
myeloproliferative disorders
C0001815
idiopathic