TMJ

TMJ Open Closed Bilateral

Projections:

Townes

LT Open/Closed Lateral

RT Open/Closed Lateral

TMJ Open Closed Unilateral LT

Projections:

Townes

LT Open/Closed Lateral

TMJ Open Closed Unilateral RT

Projections:

Townes

RT Open/Closed Lateral

Criteria:

Townes

- Shows condyles of mandible and mandibular fossa with no rotation

- Minimal superimposition of petrosae on condyle in closed-mouth

- Condyle and TMJ below petrosae in open-mouth

Axiolateral

- Condyle lying in mandibular fossa (closed mouth)

- Condyle lying inferior to articular tubercle (open mouth)

Axiolateral

Townes