3D Endoanal Ultrasound and Anal Fistula

The Role of 3D Endoanal Ultrasound in Management of Anal Fistulas

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT03937752

Acronym

UFU

Enrollment

Registered

2019-05-06

Start date

2018-04-01

Completion date

2023-01-24

Last updated

2024-02-28

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Anal Fistula

Keywords

anal fistula, fistula in ano, endoanal ultrasound, 3D ultrasound, 3D ultrasonography, endoanal ultrasonography, diagnostics

Brief summary

The study aims to evaluate the use of 3D endoanal ultrasound in preoperative management of anal fistula disease.

Interventions

OTHER3D endodanal ultrasound

Endoanal ultrasound performed with two different transducers preoperatively during a fistula treatment procedure.

Study design

Observational model

COHORT

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Healthy volunteers

Inclusion criteria

* anal fistula * no previous fistula procedures

Exclusion criteria

* previous fistula procedures * ano/rectovaginal fistula * inflammatory bowel disease * more than one internal openings

Design outcomes

Primary

Measure	Time frame	Description
Fistula position	Day 1	Dorsal? Ventral? Lateral - right or left?
Fistula level	Day 1	Level I-IV (how much of the sphincter is affected?)
Fistula length	Day 1	Shorter or longer than 3 cm?

Countries

Sweden

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026