title: Intracardiac tumor regression documented by two-dimensional echocardiography.
mesh_terms: D000328:Adult; D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use*; D001402:B-Lymphocytes; D004452:Echocardiography; D004562:Electrocardiography; D006338:Heart Neoplasms / Q000175:diagnosis / Q000188:drug therapy*; D006801:Humans; D008223:Lymphoma / Q000175:diagnosis / Q000188:drug therapy*; D008297:Male