Today’s case is a 14-year-old male neutered Domestic Shorthair cat with progressive lethargy and inappetance for 1 week. What is your radiographic diagnosis?
The cardiac silhouette is enlarged. There is increased opacity in the pleural space with retraction of the lung lobes and widened pleural fissure lines. There is also a bronchointerstitial pattern throughout the lungs with regions of alveolar opacity. The pulmonary veins are mildly enlarged. In the portion of the abdomen included, the liver is enlarged and there is mildly decreased peritoneal detail.
Cardiac disease with heart failure causing pleural effusion, pulmonary edema, and hepatic congestion.
3rd degree AV block was diagnosed on ECG. The owner elected euthanasia, and severe myocardial degeneration with fibrosis and fat deposition was seen on histopathology. The liver was passively congested.