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A patient was shot below the left scapula. Initial resuscitation involved a bag valve mask device. Bilateral chest movements with equal air entry were noted. Subsequently, with spontaneous breathing, chest expansion and air entry became minimal. The patient's voice became inaudible but …
Competing interests None.
Patient consent Text has been anonymised to protect patient identity in lieu of patient consent.
Provenance and peer review Not commissioned; not externally peer reviewed.