Characteristic pathological finding in carcinoid of heart:

Ans. (a) Fibrous endocordial thickening of right ventricle and tricuspid valve(Ref: Robbins 9th/pg 562; Heart 2004; 90:1224-1228 doi:10.1136/hrt.2004.040329)Carcinoid heart disease;Characteristic pathological findings are endocardial plaques of fibrous tissue that may involve the tricuspid valve Q, pulmonary valve Q, cardiac chambers, venae cavae, pulmonary artery, and coronary sinus.