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Anorectal endosonography in benign anorectal disorders
1Free University Hospital, Amsterdam, The Netherlands.
Scandinavian Journal of Gastroenterology. Supplement
|January 1, 1993
Summary
Anal endosonography effectively visualizes anal sphincters and pelvic floor structures. This imaging is crucial for diagnosing fecal incontinence, fistulas, abscesses, and guiding anorectal surgery by identifying sphincter defects.
Area of Science:
- Gastroenterology
- Colorectal Surgery
- Diagnostic Imaging
Background:
- Anal endosonography is a valuable tool for evaluating anorectal pathology.
- It provides detailed visualization of anal sphincters and pelvic floor anatomy.
Purpose of the Study:
- To highlight the clinical indications and diagnostic utility of anal endosonography.
- To emphasize its role in assessing fecal incontinence, fistulas, abscesses, and pre/postoperative conditions.
Main Methods:
- Anal endosonography utilizes ultrasound to image anal sphincters and surrounding pelvic structures.
- Clinical applications are explored, including assessment of sphincter defects, fistulas, abscesses, and in the context of anorectal surgery.
Main Results:
- The study demonstrates the ability of anal endosonography to accurately visualize internal and external anal sphincter defects and measure sphincter thickness.
- It effectively identifies fistulas and abscesses, assessing their extent relative to anal sphincters.
- The method aids in excluding hypertrophic sphincters in constipation and evaluating sphincter integrity in various surgical scenarios.
Conclusions:
- Anal endosonography is an easily performed and highly important diagnostic test for anorectal pathology.
- It is particularly crucial for patients with fecal incontinence or soiling and those undergoing anorectal surgery, providing essential information on sphincter defects.