DOPES D-Displacement \u2013 endotracheal tube dislodges from trachea, or falls into right mainstem bronchus O-Obstruction \u2013 Mucous plugging, bronchospasm, patient biting tube P \u2013Pneumothorax \u2013 Look out for pneumothorax, it can be subtle E \u2013 Equipment \u2013 Disconnected/unpowered equipment, ensure everything is powered on and connected appropriately S \u2013 Stacking \u2013 common in asthma/COPD due [\u2026]