%0 Case Reports %T Deep subcutaneous cervical emphysema related to mastoid fracture in an adolescent patient - case report. %A Paouris D %A Barkociová J %A Pavlík Š %A Šebová I %J Clin Case Rep %V 10 %N 9 %D Sep 2022 %M 36110334 暂无%R 10.1002/ccr3.6306 %X A fracture of the mastoid bone should be considered in the work-up of a head and neck traumatic injury. A well-pneumatized mastoid can absorb forceful impacts, protecting middle and inner ear structures. Fractures of the mastoid, followed by Valsalva maneuver can lead to subcutaneous cervical emphysema.