Anal fissures are a common disease in which an opening (wound) occurs in the lining of the anus (under the rectum) and is very painful. It affects all people of all ages and health statuses, males and females. Hemorrhoids are associated with anal fissures in some cases, noting that anal fissures do not develop into other dangerous diseases such as colon cancer.
The cause of an anal fissure is trauma or damage to the opening and the anal canal; defecation is what causes this trauma, most often resulting in the occurrence of the fissure, the patient feels the occurrence of a fissure during defecation, even if it is not fully diagnosed, but he realizes the pain and describes it to the doctor, hard stool and diarrhea both cause an Anal fissure.
Insertion of a thermometer into the anus, an enema, an endoscope, and an ultrasound probe for examining the prostate glands are all reasons for trauma to the anus that may result in a fissure. Natural childbirth may also cause trauma to the skin between the vagina and the anus in the posterior (perineal region), causing a fissure that extends into the anal canal.
The vagina in women weakens the stent at the front end of the anal canal, so the fissure occurs from the front in 10% of cases in women and only 1% in males, with the possibility of the formation of an appendix of skin at the end of the anal fissure called the sentinel nipple.
An anal fissure is diagnosed by a doctor, a clinical examination is done, and the symptoms are known, and the examination may include the following:
Anoscopy is usually performed by the doctor after the fissure begins to heal, but if the examination is necessary immediately, this can be done with local anesthesia of the area.