Case Report
That’s the case of a 9 year old Hovawart dog with a heart base tumor. The tumor did not cause any clinical issues and was an incidental finding. The still image and video demonstrate a left cranial parasternal view.
There is a large homogenous mass is attached to the caudal aspect of the aorta.

Differential diagnoses: Aortic body tumor and Thyroid tumor (can be adenoma or adenocarcinoma).
These tumors usually cause pericardial effusion which can be managed by pericardectomy. The median survival time following pericardectomy is 730 days, without pericardectomy it is 42 days.

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