title: Idiopathic myelofibrosis followed by acute lymphoblastic leukemia.
mesh_terms: D000208:Acute Disease; D006801:Humans; D007223:Infant; D007945:Leukemia, Lymphoid / Q000209:etiology* / Q000473:pathology; D008297:Male; D055728:Primary Myelofibrosis / Q000150:complications* / Q000473:pathology