Please assess the completion status of the following clinical trial:

Trial Title: Ileocecal Sphincter Reflex by Cecal Distension During Colonoscopy

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: COHORT
- Primary Purpose: None
- Time Perspective: PROSPECTIVE
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Patients with a history of small bowel bacterial overgrowth or irritable bowel syndrome and who are undergoing routine colonoscopies or subjects who are undergoing routine colonoscopy and test positive for small bowel bacterial overgrowth will be candidates. If the patient has prior lactulose breath test done for clinical purposes then repeat lactulose breath test will not be required. If no prior lactulose breath test has been performed then it will be done as part of this research study. In addition patients who test negative for SBBO will be candidates for the control population.~Exclusion Criteria:~* Medications-Subjects on any medication that could affect the ileocecal valve high-pressure zone will be excluded; this includes use of prokinetic agents, current use of any antibiotics and anticholinergics. Patients will be excluded if the lactulose breath test is done on antibiotics or during the colonoscopy preparation.~GI symptoms, conditions and disorders: In addition exclusion criteria will include a history of ileocecal resection or disease affecting the colon and/or small bowel including crohn's disease, ulcerative colitis or diseases causing diarrhea.

- Gender: ALL
- Minimum Age: 20 Years
- Maximum Age: 80 Years
- Healthy Volunteers: t

Study Arms:
- Normal volunteers (Type: None): Normal volunteers without Irritable bowel syndrome who are undergoing screening colonoscopy.
- Irritable bowel syndrome (Type: None): Patients with Irritable bowel syndrome are undergoing colonoscopy as standard of care.

Based on this trial design, predict the completion outcome and termination type (if applicable).