[Some problem in diagnosis and treatment of closed laryngeal trauma]

Raise the diagnosis and treatment level of laryngeal closed trauma.

Analyze and discuss some problems of diagnosis or treatment through five cases reports.

Except clinical signs and symptoms, fibrolaryngoscopy and CT or MRI imaging examination should be used. According to it, make the injury degree of intralaryngeal structure and decide the management principle.

Corrective diagnosis and treatment in emergency period was the key to raise curative effect in the near future and to prevent laryngeal stenosis in late period.