Masseteric Space Infection

Masseteric space infection is abscess/cellulitis around the masseter muscle (lower jaw angle), usually odontogenic from lower third molar/pericoronitis, presenting with jaw-angle swelling, severe trismus, fever, and pain. Treatment: intravenous antibiotics; incision and drainage (extraoral at angle); treat odontogenic source (extract wisdom tooth/pericoronitis); oral hygiene; monitor spread to pterygomandibular/parotid spaces; imaging; follow-up.

Common Symptoms

Jaw-angle swelling; severe trismus; fever; by lower-wisdom-tooth/pericoronitis

Causes and Pathogenesis

Odontogenic infection spreads to masseteric space, causing abscess/cellulitis.

Treatment

Antibiotics; drainage; treat odontogenic source; monitor spread

Preventive Measures

Treat pericoronitis/wisdom-tooth infection early; oral hygiene.

Department to Visit

It is recommended to visit the Oral-maxillofacial-surgery department; an appointment can be booked on this platform before the visit.

Warm reminder: The above information is for health science reference only and cannot replace professional medical diagnosis. If you have related symptoms, please seek medical attention at a regular hospital promptly.