All of the following are true about carcinoid tumors except:: (A) Ileum is the commonest site in GIT, (B) Commonest site for malignant carcinoid is distal ileum, (C) Elevated urinary 5-HIAA is diagnostic of carcinoid syndrome, (D) Commonest valvular disease in carcinoid syndrome is pulmonary stenosis
Answer is D. o Bronchus is the commonest site for carcinoids & in the GIT, ileum is the commonest siteo Ileum is the commonest site for malignant carcinoidso The commonest valvular lesion seen in carcinoids is tricuspid regurgitation