Page 2 You are presented with a 4 year old male Doberman pinscher with a history of exercise intolerance, a pendulous abdomen and coughing. Knowing this breed's predisposition to dilated cardiomyopathy, you perform a physical examination and additional diagnostics. There is also evidence of atrial and left ventricular enlargement.
Radiographs demonstrate generalized cardiomegaly with marked left atrial enlargement.
There is also pulmonary edema affecting the dorsocaudal lung fields. The ECG also demonstrates cardiac enlargement, with marked dilation of the left side of the heart.