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[Repair of the 3rd and 4th degree obstetric perineal tear]
Vladimír Kalis1, B Bednárová, J Stĕpán
1Gynekologicko-porodnická klinika LF UK a FN Plzen. kalisv@fnplzen.cz
Insights
This review summarizes current knowledge on repairing obstetric anal sphincter injuries. Proper technique and the RCOG classification are key for optimal functional outcomes in anal incontinence repair.
Area of Science:
- Obstetrics and Gynecology
- Surgical Repair Techniques
- Anorectal Physiology
Context:
- Obstetric anal sphincter trauma is a significant complication of childbirth.
- Effective repair is crucial for preventing long-term anal incontinence.
- Current literature provides insights into optimal management strategies.
Purpose:
- To review and synthesize current knowledge on the repair of obstetric anal sphincter trauma.
- To highlight the importance of the RCOG classification system.
- To discuss surgical techniques and factors influencing repair outcomes.
Summary:
- The RCOG classification system should be universally adopted for its anatomical and functional considerations.
- Both end-to-end approximation and overlapping techniques for anal sphincter repair are discussed concerning functional results.
- Optimal surgical conditions, including surgeon experience and equipment, enhance repair effectiveness.
- Delayed primary repair up to 8-12 hours may not negatively impact functional outcomes.
- Uncommon injuries like segmented internal or lateral external anal sphincter tears are also addressed.
Impact:
- Improved understanding of anal sphincter repair techniques can lead to better patient outcomes.
- Standardized classification and surgical approaches can reduce the incidence of anal incontinence.
- This review serves as a valuable resource for clinicians managing obstetric anal sphincter injuries.
Objective:
Summary of the current knowledge of repair of obstetric anal sphincter trauma.
Design:
Review.
Setting:
Department of Gynecology and Obstetrics, Charles University and University Hospital Pilsen.
Summary:
Review of the current international literature covering the given problem. RCOG classification of obstetrics perineal trauma should always be used as it respects the anatomic structures together with the physiological functions of tissue involved in ano-rectal continence. Two types of procedure: end-to-end approximation and overlapping of torn ends of the anal sphincter are both referred to and they are discussed with regards to the functional outcome of the repair. OPERATING CONDITIONS: Experience of the surgeon, operating theatre and its equipment, asepsis, lighting, operating instruments, anesthesia, material and type of suture, medication is described to increase the effectiveness of the repair. A delay in primary repair of up to 8-12 hours does not seem to be detrimental to the functional outcome of the procedure. Uncommon types of injury mentioned: segmented tear of internal anal sphincter, lateral tear of external anal sphincter.
