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A clinical trial to compare two colonoscopy methods, sigmoid colon minimal water exchange and air insufflation, in adult patients with constipation and warning symptoms

Sigmoid colon minimal water exchange (SMWE) versus air insufflation (AI) colonoscopy: A randomized controlled trial - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2025/09/094252
Enrollment
64
Registered
2025-09-04
Start date
Unknown
Completion date
Unknown
Last updated
2025-09-15

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

Conditions

Health Condition 1: K55-K64- Other diseases of intestines

Interventions

Intervention1: Sigmoid colon minimal water exchange colonoscopy: Sigmoid colon minimal water exchange (SMWE) is a modified colonoscopy technique that uses water only in the rectum and sigmoid colon, f

Sponsors

Gaurav Pandey
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Adults aged 45 years or more 2. Scheduled for unsedated colonoscopy for constipation with red flags (blood in stools, anemia, weight loss, abdominal pain, recent worsening etc) 3. Willing and able to provide informed consent.

Exclusion criteria

Exclusion criteria: 1. History of colorectal surgery. 2. Inflammatory bowel disease, polyposis syndrome, or severe cardiopulmonary disease. 3. Pregnancy or lactation. 4. Psychiatric illness or inability to cooperate during the procedure.

Design outcomes

Primary

MeasureTime frame
To compare the mean pain scores between the SMWE and AI groups using the Visual Analog Scale (VAS).Timepoint: At baseline and at 12 weeks.—

Secondary

MeasureTime frame
To compare insertion time, cecal intubation rate, & polyp detection rate between the two groups.Timepoint: At baseline & at 12 weeks.;To evaluate the need for ancillary maneuvers (abdominal pressure, position changes, variable stiffness usage).Timepoint: At baseline & at 12 weeks.;To assess patient willingness to repeat the procedure using the same technique.Timepoint: At baseline & at 12 weeks.—

Countries

India

Contacts

Public ContactGaurav Pandey

Sanjay Gandhi Postgraduate Institute of Medical Sciences, Lucknow

drgauravpandey@yahoo.com919170689999

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026