Patient presents with right  jaw discomfort. No prior trauma, surgeries,  carcinoma  or corticosteroid/opioid regimen reported.

What do you see?

Close examination shows a metallic density within the right TMJ extending inferiorly.
The lateral view confirms the right TMJ arthoplasty.

DISCUSSION: A study of 103 joints ( post implant) showed improved pain, an increase in maximal incisal opening of 22–33 mm, and improved dietary score at 1-year follow-up [1].

REFERENCES:

1.Unlocking the Jaw: Advanced Imaging of the TMJ   DOI:10.2214/AJR.13.12177

2.https://www.fda.gov/medical-evices/temporomandibular-disorders-tmd-devices/temporomandibular-joint-tmj-implants