Qualitative and quantitative ultrasound assessment of the antrum before anesthesia in patients undergoing painless gastroenteroscopy: a multicenter prospective cohort study

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2200064020

Enrollment

Unknown

Registered

2022-09-23

Start date

2022-09-28

Completion date

Unknown

Last updated

2023-05-15

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

Conditions

Patients undergoing painless gastroenteroscopy

Interventions

case series:The antrum of the stomach was examined by ultrasound

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. ASA grade = 18 years; 3. No fasting >= 8h, abstinence >= 2h.

Exclusion criteria

Exclusion criteria: 1. BMI >= 35 kg/m2; 2. Previous upper gastrointestinal surgery; 3. Gastric cancer/esophageal cancer; 4. Pregnant women; 5. Upper gastrointestinal anatomical abnormalities (hiatal hernia); 6. Upper gastrointestinal bleeding; 7. Gastric ultrasound or gastroscopy is not acceptable.

Design outcomes

Primary

Measure	Time frame
Ultrasonic image of gastric antrum;Amount of gastric juice;	—

Secondary

Measure	Time frame
Intraoperative reflux aspiration;Postoperative nausea and vomiting;	—

Countries

China

Contacts

Public ContactLuo Heguo

Nanchang First Hospital

1942562060@qq.com+86 13807035516

Outcome results

None listed

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