Table 1: Summary of MRI findings, clinical findings and ARCUSdigma findings of evaluated TMJs in 46 subjects.

MRI Findings ARCUSdigma Findings
Diagnosis Symptomatic Joints (Subjects) Asymptomatic Joints (Subjects) Sign of Condylar Trace Symptomatic Joints (Subjects) Asymptomatic Joints (Subjects)
Normal TMJ 0 (0) 13 (15*) Smooth and reproducible 0 (0) 13 (15*)
ADDWR 17 (17) 2 (2) Bounce and deviate in a typical “figure eight” 17 (17) 2 (2)
ADDWoR 14 (14) 0(0) Short and curved shape 14 (14) 0(0)
Total 31 15 Total 31 15

* In 15 cases, the contralateral joint has no sign of internal derangement, including 13 healthy individual, 2 with unilateral ADDWR.

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