title: Pericarditis and early cardiac tamponade as a primary manifestation of lymphosarcoma cell leukemia.
mesh_terms: D000328:Adult; D002305:Cardiac Tamponade / Q000209:etiology*; D006801:Humans; D007938:Leukemia / Q000150:complications* / Q000175:diagnosis; D008297:Male; D010493:Pericarditis / Q000209:etiology*