Redness and enlargement of the dog's anus may be caused by ruptured anal glands. Usually it is because the owner has not cleaned the dog's anal glands for a long time, resulting in excessive accumulation of anal gland fluid, causing anal gland ulceration, resulting in redness and swelling around the anus, and purulent fluid or blood leaking out. The dog will also be in great pain and cannot Let others touch its anus and tail.

Tip:

When the owner finds that the dog has anal ulcer, he should clean out the excess anal gland fluid from the dog, and then give it to the dog Apply some anti-inflammatory drugs to promote wound healing. Owners should also clean the dog's anal glands regularly, usually once every 7-14 days, to prevent anal glands from rupture.