Glands of the Canine Anal Sac. higher Magnification.

In the dog, the glands of the anal sac (sinus paranales) are large aprocrine sweat glands. They are prone to occlusion and are easily infected. PK1638. J11a. H&E. Original mag. 25x. Anal sac. Anal sac glands. Digestive system. Dog.