拔牙时所使用的高速牙科电钻可能使得气体进入软组织，进而导致皮下气肿及纵膈气肿。
The use of a high-speed dental drill may introduce air into the soft tissue and lead to subcutaneous emphysema and pneumomediastinum.
摘要皮下气肿及纵膈腔积气是一个极为罕见，但非常危急的分娩期并发症。
Spontaneous subcutaneous with mediastinal emphysema is a rare but potentially dangerous complication during delivery.
摘要皮下气肿及纵膈腔积气是一个极为罕见，但非常危急的分娩期并发症。
Spontaneous subcutaneous with mediastinal emphysema is a rare but potentially dangerous complication during delivery.
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