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*Common in dogs & cats
*Common in dogs & cats
-Poor (However, if heart failure is controlled these patients can live several years.)
-Poor (However, if heart failure is controlled these patients can live several years.)
==From Pathology==
Tricuspid regurgitation results in volume overload of the right atrium and may progress to right heart failure.<br>
'''''Ebstein's Anomaly:''''' Atrioventricular ring is displaced ventrally into the right ventricle so that part of the wall of the right atrium is made up of ventricular wall.
''Incidence:''
*Second most common congenital anomaly seen in cats.
*Also reported in large breeds of dog including Weimeraner.
''Clinical Signs:''
*Often the murmur is the only clinical sign; low grade and pansystolic with increased intensity over the tricuspid area.
*May also see right sided failure, signs include; ascites, hepatomegaly and splenomegaly.
''Diagnosis:''
*Right ventricular enlargement on radiology and ECG.
[[Category:Cardiovascular_System_-_Developmental_Pathology]]