The Differences Between Left and Right Heart Valves in Carcinoid Syndrome

The leftright difference in carcinoid is even more stark. In one study of carcinoid heart, 97% heterocuspid valve involvement with just 7% mitral and 3% aortic./nThe pulmonic valve is involved in 88% of cases./nThe leftsided heart valves are less likely to be affected by carcinoid syndrome because serotonin is inactivated by the lungs.