Calcification of the interventricular septum.
D002114:Calcinosis / Q000000981:diagnostic imaging* / Q000209:etiology; D002932:Cineangiography; D003937:Diagnosis, Differential; D006346:Heart Septum; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000150:complications; D010493:Pericarditis / Q000175:diagnosis