Overview
This is a case series study using gastric ultrasound in critically ill patients to quantify gastric residual volumes to compare the efficacy of different NPO protocols.
Eligibility
Inclusion Criteria:
- Patients age 18 or older, admitted to the ICU, requiring general anesthesia or sedation for a procedure with a pre-existing, cuffed endotracheal or tracheostomy tube. Most patients admitted to the ICU would be unable to consent.
Exclusion Criteria:
- Known upper gastrointestinal anatomical problem that would prevent accurate estimation of gastric volume, gastric perforation, pregnancy beyond the first trimester.
- Lack of a pre-existing, cuffed endotracheal or tracheostomy tube.