Fig 1.
Synovial chondromatosis of temporomandibular joint: Hypointense loose bodies surrounded by hyperintense joint fluid (arrow) was detected on a T2 sequence of MRI, A; Isolated chondrified loose bodies (arrow) was detected during arthroscopic surgery, B.
Fig 2.
Synovial chondromatosis of temporomandibular joint: Homogeneous mass with chondrified fragments (arrow) was detected on a T2 sequence of MRI, A; Gross specimen was detected during open surgery, B.
Fig 3.
Synovitis of temporomandibular joint: hyperintense synovial fluid was uniformity and moderate signal mass (arrow) was observed on a T2 sequence of MRI, A; No loose body was detected during arthroscopic surgery, B.
Fig 4.
ROC Curve of MRI and arthroscope/open surgery.
Table 1.
Summary of patient characteristics.
Table 2.
Outcomes for MRI examination and arthroscopic/open surgery.
Table 3.
Sensitivity, specificity, and diagnostic accuracy.