Left mandible abscess

Case contributed by Dr Steve Lau


Presents with trismus secondary to large left submandibular swelling. CT scan requested as significant trismus preventing examination of floor of mouth by treating team.

Patient Data

Age: 30
Gender: Male

Soft tissue neck

CT neck demonstrates a fluid collection within the medullary cavity underlying teeth 37 and 38. There is an abscess in the left submandibular space extending into the parapharyngeal space causing marked mass effect on the oropharynx and to a lesser extent the nasopharynx. The collection also extends inferiorly deep to the hyoid bone into the paraglottic space causing mass effect on the epiglottis and effacement of piriform sinus.

Case Discussion

The patient was managed with intravenous antibiotics and surgical drainage of left mandibular abscess. Wound swabs cultured mixed anaerobes and coagulase negative staphylococci.

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Case information

rID: 28435
Published: 25th Mar 2014
Last edited: 14th Aug 2019
System: Head & Neck
Inclusion in quiz mode: Included

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