President of INA, Luciana Sutanto, MD gaves lecture about Gastric Residue in ICU Patients. The abstract: Physiologically, gaster is never empty, there is always residue in the gaster ranges from 0 to 100 mL. In some situations, gastric residue can increase above normal, it is very often found in ICU’s patients. High gastric residue is risky for pulmonary aspiration, it is often proved fatal to patients. To prevent pulmonary aspiration from the effect of high gastric residue