What is pruritis ani? Pruritus ani is a bothersome and sometimes intense itching or burning sensation of the skin around the anus rectal opening. It is most noticeable at night or after a bowel movement.
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.
Itchy bottom pruritus ani is characterised by a strong urge to scratch the skin around your anus. As itchy bottom is a symptom rather than a condition itself, many cases have an underlying cause, for example:. In children, an itchy bottom is often caused by threadworms.
JOHN L. This is Part I of a two-part article on common anorectal conditions. Anorectal symptoms and complaints are common and may be caused by a wide spectrum of conditions.
The perianal skin tends to itch, which can result from numerous causes see Table: Some Causes of Pruritus Ani. This condition is also known as pruritus ani. Occasionally, the irritation is misinterpreted by the patient as pain, so other causes of perianal pain eg, abscess or cancer should be ruled out.
Perianal streptococcal cellulitis is an infection of the anus and rectum caused by streptococcus bacteria. Perianal streptococcal cellulitis usually occurs in children, often during or after strep throatnasopharyngitis, or streptococcal skin infection impetigo. Children may infect the skin around the anus while cleaning the area after using the toilet or by scratching with hands that have bacteria from their mouth or nose.
Find an ACG member gastroenterologist with a specialized interest in liver disease. The rectum refers to the last four or five inches of the digestive tract. The rectal outlet or opening is called the anal canal or anus.
Symptoms related to this sensitive area can be very troubling, yet many people are reluctant to discuss them. Itching pruritis anipainful defecation, stained underwear, spotting of blood, and odor add up to embarrassment, distress, social restrictions, and anguish. These problems of anal discomfort are very common. Symptoms may coexist with irritable bowel syndrome IBSaccidental leakage bowel incontinenceor other functional bowel disorders.
Back to Health A to Z. The symptoms of anal cancer are often similar to more common and less serious conditions affecting the anus, such as piles haemorrhoids and anal fissures small tears or sores. See your GP if you develop any of these symptoms.