Pathogenesis
Causes of Tricuspid Regurgitation
- Rheumatic heart disease
- Infective endocarditis (particularly associated with IV drug use)
- Ebstein's anomaly
- Carcinoid syndrome
- Trauma
Diagnosis
Tricuspid regurgitation manifests as a pan-systolic murmur best heard at the left lower sternal edge on inspiration.
Signs of Tricuspid Regurgitation
Peripheral Signs
- Prominent V wave within the jugular venous pulsation
Central Signs
- Right ventricular heave
- Pansystolic murmur that is maximal at the lower end of the sternum; louder on inspiration
- Large, pulsatile, tender liver
Signs of Complications
- Evidence of right heart failure - raised JVP, ascites, pleural effusions, peripheral oedema
Next Page
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------