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Anal sac disease is caused by clogging or infection of glands called anal sacs located on each side of the anus. It is the most common disease of the anal region in dogs. The anal sacs are related to the scent glands in skunks and produce a small amount of foul-smelling liquid.
But this is exactly what happened when Donn Edwards, an old school friend of mine, submitted a claim for specialised wound care from Discovery Health. Discovery wants a picture of his butt. Donn has given me express permission to explore the ridiculousness of this situation.
The human anus from Latin anus meaning "ring", "circle"   is the external opening of the rectum. Two sphincters control the exit of feces from the body during an act of defecationwhich is the primary function of the anus. These are the internal anal sphincter and the external anal sphincterwhich are circular muscles that normally maintain constriction of the orifice and which relaxes as required by normal physiological functioning.
Ultrasound scans use high frequency sound waves to create a picture of a part of the body. You might have one to find out the size of a cancer and whether it has spread. The ultrasound scanner has a microphone that gives off sound waves.
The anus is the opening at the end of your anal canal. The rectum sits between your colon and anus and acts as a holding chamber for stool. When pressure in your rectum becomes too great, the internal ring of muscle called the anal sphincter relaxes to allow stool to pass through your anal canal, the anus, and out of your body.
Anal warts condyloma acuminata are caused by the human papilloma virus HPVthe most common sexually transmitted disease STD. The warts affect the area around and inside the anus, but may also develop on the skin of the genital area. They first appear as tiny spots or growths, often as small as a pin head.
Rectal prolapse occurs when part or all of the wall of the rectum slides out of place, sometimes sticking out of the anus. See a picture of rectal prolapse. There are three types of rectal prolapse. In severe cases of rectal prolapse, a section of the large intestine drops from its normal position as the tissues that hold it in place stretch.
Back to Health A to Z. Piles haemorrhoids are lumps inside and around your bottom anus. They often get better on their own after a few days.