Fecal incontinence in the elderly may be related to sphincter trauma caused by hemorrhoidal surgery, etc., neurological lesions such as traumatic brain injury, rectal prolapse and other anorectal diseases. 1. Sphincter trauma. When the elderly have fecal incontinence, it may be caused by anal fistula, hemorrhoids and other surgeries or anal sphincter injury caused by stabbing or cutting the anal sphincter. 2. Neurological lesions. When the elderly suffer from traumatic brain injury, brain tumor, cerebral infarction, spinal cord injury, etc., may cause perianal peripheral nerve damage, resulting in fecal incontinence. 3. Anorectal diseases. When the elderly suffer from rectal prolapse, hemorrhoids, polyp prolapse caused by anal sphincter relaxation, decreased tension caused by fecal incontinence. When the elderly fecal incontinence, need to consult a doctor in a timely manner, ask the doctor to clarify the cause of the targeted treatment.