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.