Ideal

All Views

• Head sits square on shoulders
• Face looks straight forward

Anterior View

• Mid line between eyes on plumb line
• Eyes are level
• Middle of nose on plumb line
• Mid line between front teeth on plumb line
• Mid line of chin are on plumb line

Posterior View

• External occipital protuberance is on plumb line
• Spinous process C7 is on plumb line
• Occipital condyles are even

Lateral View

• Auditory meatus is on plumb line

You See

All Views

• Head is rotated
• Face looks to one side
• The plumb line is to the right or left of the mid line AND the head is NOT tilted

Anterior View

• Mid line between eyes is off plumb line
• Eyes are level
• Middle of nose is off plumb line
• Mid line between front teeth is off plumb line
• Mid line of chin are is off plumb line

Posterior View

• External occipital protuberance is off plumb line
• SP C7 is on plumb line or to opposite side
• Occipital condyles are even

Lateral View

• Auditory meatus is on plumb line

Cause

• Short SS neck rotators / or long OS neck rotators (consider same side and opposite side rotators)
• Short spine rotators – vertebrae are rotated (consider SST and OSR)