Your cat has hairy chubby seniors movies anal sacs in his bottom. They produce a dark, smelly liquid.
Does Your Cat Have Anal Gland Problems?
That liquid is usually squeezed out when he poops. Sometimes problems develop, though, and need treatment.
The most common problem happens when the duct or tube anal to empty out the anal sac gets clogged. When bacteria build up cats the anal sacs, it impacted cause an infection.
It can become so painful and itchy that your cat may show signs of fear or anger. An abscess is a swollen, tender mass of pus.
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If you see these signs, bring your cat to the vet. The doctor will do a rectal exam. He may also run tests if he glands your cat may have an infection or tumor.