The nondistensible right atrium of carcinoid disease of the heart.
D006328:Cardiac Catheterization; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008303:Malignant Carcinoid Syndrome / Q000473:pathology*; D009206:Myocardium / Q000473:pathology*