喜乐蒂牧羊犬慢性泪囊炎伴瘘管

喜乐蒂牧羊犬慢性泪囊炎伴瘘管

A fistula (arrow) has formed below this Shetland Sheepdog's eye as a result of chronic dacryocystitis.

Courtesy of K. Gelatt.