根管再治疗并发皮下气肿1例

Root canal retreatment with subcutaneous emphysema: a case report

皮下气肿是口腔科治疗中的少见并发症,是由于气体穿过皮肤和黏膜下层引起的软组织肿胀。皮下气肿中的气体可通过面颈部结缔组织间隙进入颊间隙、颞间隙,甚至可以扩散至胸部、纵隔,危及生命。本文报道1例右上中切牙根管再治疗过程中发生的皮下气肿,分析其产生的原因,并探讨其诊断及治疗措施。

Subcutaneous emphysema is a rare complication after dental treatment and is characterized by the swelling of soft tissues caused by air passing through the skin and submucosa.Air can enter the buccal space and temporal space through connective tissues in the face and neck and even spread to the thorax and mediastinum;thus,this condition is life-threatening.This article reports a case of subcutaneous emphysema during root canal retreatment of right maxillary central incisor,analyzes the causes,and discusses its diagnosis and treatment measures.