Last reviewed: 19 Mar 2025
Last updated: 24 Aug 2023
Summary
Definition
History and exam
Other diagnostic factors
- constipation
- urinary incontinence
- urgency
- passive leakage
- fecal seepage
- perineal scarring
- perianal fistulae
- rectal mass
- rectal prolapse
- abnormal perianal sensation
Risk factors
- female sex
- older age
- nursing home resident
- forceps delivery
- third- or fourth-degree perineal laceration
- episiotomy
- baby >4 kg or delayed second stage of labor
- occipitoposterior presentation
- iatrogenic sphincter injury
- multiple sclerosis/stroke/pudendal neuropathy/spinal injury
- infectious diarrhea or inflammatory bowel disease
- constipation/impaction
- rectal prolapse
- third-degree hemorrhoids
- congenital abnormalities of the anorectum
- dementia/learning difficulties
- pelvic radiation therapy
- diabetes mellitus
- central neurologic disease
Diagnostic tests
Tests to consider
- anorectal manometry
- endoanal ultrasound
- endoanal MRI
- pudendal motor nerve latency test
- proctography
- stool culture
- rectal biopsy
- CBC
- CRP
Treatment algorithm
Contributors
Authors
Steven Brown, MBChB, BmedSci, FRCS, MD
Consultant Surgeon
Department of Surgery
Sheffield Teaching Hospitals
Sheffield
UK
Disclosures
SB is an author of a reference cited in this topic.
Peer reviewers
Andrew Miller, MD
Consultant Colorectal/General Surgeon
Leicester Royal Infirmary
Leicester
UK
Disclosures
AM declares that he has no competing interests.
Steven Wexner, MD, FACS, FRCS, FRCS Ed, FASCRS, FAC
Chief of Staff
Chairman
Department of Colorectal Surgery
Cleveland Clinic
Weston
FL
Disclosures
SW was a member of the Scientific advisory board, has received honoraria, and is a consultant for GlaxoSmithKline.
David Hackam, MD, PhD
Assistant Professor of Surgery
Children's Hospital of Pittsburgh
Pittsburgh
PA
Disclosures
DH declares that he has no competing interests.
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