Dental abscess extending into floor of mouth

Case contributed by Dr Steve Lau


Left lower 7 dental abscess

Patient Data

Age: 51
Gender: Female

OPG shows a lucency adjacent to 37 tooth continuous with lamina dura likely representing a radicular cyst. There is no evidence of osteomyelitis.


CT neck & OPG

CT neck demonstrates a focal lucency adjacent to root of 37 tooth, consistent with history of dental abscess. There is extensive inflammatory stranding in left submandibular space.

The left submandibular gland is oedematous and enlarged. The submental, left submandibular, jugulodigastric and lateral pharyngeal lymph nodes are also enlarged.

The left tonsil is enlarged with some mucosal oedema tracking along lateral pharyngeal wall into hypopharynx.


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Case information

rID: 28277
Published: 18th Mar 2014
Last edited: 16th Jul 2018
System: Head & Neck
Inclusion in quiz mode: Included

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