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Table 6 Proposed scoring system for CBCT-based evaluation of TMJ deformity in children with JIA

From: Cone beam computed tomography in the assessment of TMJ deformity in children with JIA: repeatability of a novel scoring system

CBCT imaging feature

Grading

Overall impression of deformity

0–2

Flattening of the articular eminence and glenoid fossa

0–2

Flattening of the condyle—sagittal view

0–3

Flattening of the condyle—coronal view

0–2

Reduced condylar volume

0–4

Surface irregularitya

0–2

Continuity of the joint surfacea

0–1

Osteoarthritisb

0–1

  1. aSeparate evaluation for articular eminence/glenoid fossa and condyl
  2. bFrom Reference[35]