Medicine All are true about cardiac manifestations of carcinoid syndrome, EXCEPT: A The cardiac disease in carcinoid syndrome is due to the formation of fibrotic plaques involving the endocardium B Fibrous deposits are most commonly on the ventricular aspect of the tricuspid valve C Cardiac failure is not a feature of carcinoid syndrome D Mitral valve lesions are less extensive, and frequently affects the tricuspid valve 💡 Explanation All are true about cardiac manifestations of carcinoid syndrome, EXCEPT: ✓ Correct Answer: C. Cardiac failure is not a feature of carcinoid syndrome