שאלה משלב א׳ בכירורגיה של בית החזה · מועד 2021 (Sep), שאלה 71

Correct: D — secondary to disease of the left ventricle. In the Western world the great majority of severe tricuspid regurgitation is functional, secondary to left heart disease or pulmonary hypertension with right ventricular and annular dilatation, rather than primary valve disease; pacing leads, myxomatous disease and rheumatic involvement (options A, B and C) account for far fewer.

מקור: Sabiston-Spencer p. p.459 Table19-6 .