Assessment of end-tidal carbon dioxide for endoscopic screening or therapy using carbon dioxide

Not Applicable

• Conditions: Patients with the necessity of receiving the routine endoscopic examination or endoscopic therapy

• Registration Number: JPRN-UMIN000012998
• Lead Sponsor: Gastroenterology Center, Prefectural Central Hospital

Brief Summary

The use of CO2 was well tolerated in all patients without any adverse events. The change of EtCO2 among before, under and after procedure was not significantly PaCO2 after procedure was significantly higher than PaCO2 before procedure. PaCO2 before procedure was significantly higher than EtCO2 before procedure. PaCO2 after procedure was also significantly higher than EtCO2 after procedure. The change of EtCO2 was not significantly by respiratory functional test. The change of EtCO2 was not significantly by gender. The change of EtCO2 was not significantly by smoking history.

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2014-02-03
• Study Completion: 2015-03-30
• Last Update Posted: 17 October 2023

Recruitment & Eligibility

• Status: Complete: follow-up complete
• Sex: All
• Target Recruitment: 100

Inclusion Criteria

Not provided

Exclusion Criteria

1. Patients who have PaO2<60mmHg or PaCO2>45mmHg before routine endoscopic examination or endoscopic therapy using CO2 2. Patients with the coagulation disorder 3. Patients who are judged inappropriate by principal investigator or sub-investigator

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
the change of etCO2 before, under and after the routine endoscopic examination or endoscopic therapy