Abstract

A25-yr- old lranian woman with incomplete abortion who was diagnosed and scheduled for dilatation and curettage procedures under general anesthesia. After procedication with Fentanyl soµg and midazolam 2 mg and enough pre- oxygenation anesthesia was induced by sodium tiopentsl 250 mg and suc cynilcholine 60 mg with mask ventilation.

After completion of procedure, the pqtient had a perlod of laryngospasm that we had to maneuvered head tilt and jaw   thrust to insert an oral airway for effective ventilation it was noted that the pqtient outh was per sistently open about 2 cm after removing of oral airway as the patiets chln deviated to the left side. On palpation the right temporomandibular joint ( TMJ) could be felt beow the zygomantic arch and a diagnosis of unilat eral mandibular dislocation was made.

Toconfirm diagosis plainradiograph(anteri or posterior skullrojection) was immediately taken.

TMJ disloation was reduced by the anestheslologist that placed his thumbs near the mandibular posterior teeth with his finer jaw dislocation after general aesthesia should e consider as an emergency situation that be harmful for the patiets so everybody who in the air way management must be alert to this complication. Ac tually, know to treat it

Key worda:

Temporomandibular johnt dislocation

General anesthesia     jaw trust.

Case Report

Ali mohammadzadeh jouryabi , Ali khalighi sigaroudi , Mohammad   Haghighi,

Abbas Sedigh-inejad , Bahram Naderi nabi , Ssmaneh Ghazanfar Tehran ,

Nasim  Ashoori ssheli

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