The new algorithm for delirium detection and management in older ED patients including the mCAM-ED.* Interpretation: Inattention plus acute onset or fluctuating course of the cognitive alterations plus disorganized thinking or altered consciousness: possible or probable delirium, every other finding: no delirium. CAM Algorithm adapted from: Inouye SK, et al. Ann Intern Med. 1990; 113: 941–948 . Confusion Assessment Method. Copyright 2003, Hospital Elder Life Program, LLC. Not to be reproduced without permission.