Unstable Penetrating Chest Trauma AlgorithmStable Penetrating Chest Trauma AlgorithmUnstable Penetrating Chest Trauma Notes:AlgorithmIntroductionHistorical PerspectiveTechniquesTable 1Note ANote BNote CNote DNote ENote FNote GNote HNote INote JNote KNote LNote MReferencesUnstable Penetrating Chest Trauma Annotation for Point DA number of patients will respond to simple initial maneuvers and become stable.14 These patients can then be managed according to the ‘‘stable’’ algorithm (Fig. 2).