Glands of the Canine Anal Sac. higher Magnification.
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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.