Case 31 — Pathology

Boris was euthanized five years later due to renal failure. The owners reported that he did very well up until this time although he always had an occasional cough.

Gross pathology of Boris's heart and lungs showing regions of fibrosis.
There are regions of fibrosis throughout his lungs although the right cranial lung lobe has the most fibrosis (arrow).
Close-up view of the right cranial lung lobe showing fibrosis.
A close-up view of the right cranial lung lobe.
Intimal layer of a caudal lobar pulmonary artery branch showing no residual lesions.
This view of the intimal layer of one caudal lobar pulmonary artery branch shows that there were no residual lesions in his pulmonary arteries.
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