TMJ Special test

Question 1

3 Knuckle test

Answer 1

Assess for available active range of depression of the mandible

Question 2

Positive for 3knuckle test

Answer 2

Positive sign client can only able to fit one knuckle or none at all between incisor. Seated or standing. With non dominant hand client insert the 2 knuckles on the open mouth (flexed proximal interphalangeal joints b/w upper and lower incisors). Then try three knuckles.

Question 3

TMJ AROM test

Answer 3

Assess for ROM of the mandible at the TMJ

Question 4

Ye, Ya, Yo TMJ Test

Answer 4

Assess for pain or tenderness in the TMJ are, created during wide mouth movements while making a sound

Question 5

Deastasis Recti Test

Answer 5

Assess for Separation of rectus abdominis

How? Supine, knees bent, support abdomen with cross arms, tuck chin and raise head on exhalation. Positive if a bulge when muscles are parted.(gap)

Question 6

Positive sign Ye, Ya, Yo, TMJ test. How?

Answer 6

Positive when client stop due to pain with opening mouth, unable to open mouth fully or flinches.

Client standing in front of therapist. Client take a deep breath, and says the word slowly as wide as possible during exhalation.

Question 7

Further Assessment of mandibular Motion

Answer 7

Supine, therapist observe flat the head of the table, client upside down face. Observe alignment of upper and lower incisors while client part lips with jaw close, open and close mandible. S-wobble= muscular dysfunction
C-wobble= (capsular source) TMJ dysfunction, joint capsule, structural

Question 8

Further Assessment of mandibular Motion

Answer 8

Supine, therapist observe flat the head of the table, client upside down face. Observe alignment of upper and lower incisors while client part lips with jaw close, open and close mandible. S-wobble= muscular dysfunction
C-wobble= (capsular source) TMJ dysfunction, joint capsule, structural