Hairy cell leukaemia presenting as aplastic anaemia.
D000741:Anemia, Aplastic / Q000473:pathology*; D001853:Bone Marrow / Q000473:pathology; D006801:Humans; D007943:Leukemia, Hairy Cell / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D013997:Time Factors