You are in Medical Library . A small split or tear in the anal mucosa that may cause painful bowel movements, bleeding with streaks of blood on the outside of the stool, or blood on the toilet tissue. The incidence decreases rapidly with age, and fissures are uncommon by school age. It is thought that fissures may occur from excessive wiping, constipation with large hard stools, irritation from stool in the diaper, and from scratching caused by conditions such as pinworms.
Quick healing is the usual outcome.
Occasionally, a fissure becomes chronic and will not heal. These resistant fissures require a minor surgical procedure. The information provided herein should not be used for diagnosis or treatment of any medical condition. A licensed physician should be consulted for diagnosis and treatment of any and all medical conditions. Inc. Any duplication or distribution of the information contained herein is strictly prohibited.