Organic Tricuspid Regurgitation
Here the valve is anatomically abnormal. Etiology of Organic tricuspid regurgitation:
1) Rheumatic
2) Non rheumatic
1. Infective endocarditis
2. Ebstein's anomaly
3) Floppy valve (prolapse)
4) Carcinoid syndrome
1. Trauma and radiation injury
5.)Connective tissue disorder (Marfan)
6) Rheumatoid arthritis
7) Endomyocardial fibrosis.