Overview
The objective of the BOCUSE study is to demonstrate a relationship between an early ultrasound measurement of the gastric antral area and the subsequent occurrence of poor gastric tolerance.
Eligibility
Inclusion Criteria:
- Age ≥ 18 years
- Predicted mechanical ventilation ≥ 48 hours
- Initiation of enteral nutrition via nasogastric or orogastric tube for ≥ 48 hours
- Free and informed consent obtained from the patient's relative or legal representative, or inclusion in an emergency situation
Exclusion Criteria:
- History of major gastric surgery (bypass, total gastrectomy, biliopancreatic diversion)
- Enteral nutrition via nasogastric or orogastric tube \> 96 hours
- Initiation of enteral nutrition before intubation
- Feeding via gastrostomy, jejunostomy, or jejunal tube
- Pregnancy
- Prognosis considered terminal
- No ultrasound window available
- Legally protected adults (under curatorship, guardianship, or judicial protection)
- No social security coverage
- Patient under State Medical Aid (AME)