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[First experiences with trans-rectal echotomography in perianal abscess pathology]
La Radiologia Medica
|November 1, 1986
Summary
Transrectal ultrasound effectively diagnosed perianal fistulas and abscesses in patients. Higher frequency probes may offer even more precise diagnostic information for anorectal conditions.
Area of Science:
- Medical Imaging
- Gastroenterology
- Surgical Diagnosis
Background:
- Perianal fistulas are complex anorectal conditions requiring accurate diagnosis.
- Surgical exploration is often used but can be invasive.
- Transrectal ultrasound (TRUS) is an imaging modality for pelvic floor evaluation.
Observation:
- 16 patients with perianal fistulas were examined using transrectal ultrasound with a 5 MHz probe.
- 5 patients had undergone previous surgical interventions.
- In 11 surgically confirmed cases, TRUS identified pararectal abscesses.
Findings:
- Sonography accurately depicted the abscess site, size, and extension.
- The fistula tract itself was visualized in some cases.
- TRUS demonstrated high diagnostic accuracy for perianal fistula complications.
Implications:
- Transrectal ultrasound is a valuable tool for diagnosing perianal fistulas and associated abscesses.
- Utilizing higher frequency probes (7 or 10 MHz) could enhance diagnostic precision.
- TRUS may reduce the need for invasive surgical exploration in evaluating anorectal pathology.