Comitancy

Question 1

This is when the angle of deviaiton changes in different fiels of gaze (>5pd) or with either eye fixating.

Answer 1

Noncomitant deviation

Question 2

What are the 3 most common causes of noncomitant deviations in adults?

Answer 2

1. Trauma
2. Vascular Problems
3. Neoplasm

Question 3

What are the 3 most common causes of noncomitant deviations in children?

Answer 3

1. Congenital
2. Trauma
3. Acute Viral Infection

Question 4

The patient usually turns head _____ paretic muscle.

Answer 4

toward paretic muscle

Question 5

Caused by non-comitant deviation, often cyclovertical, px tilts head to compensate.

Answer 5

Ocular torticollis

Question 6

This is caused by sternocleidomastoid muscle fibrosis; tightened or shortened muscle

Answer 6

Congenital Torticollis

Question 7

How do we determine if it’s ocular vs. congenital torticollis? What are the results?

Answer 7

Patch px

• ocular = straighten tilt w/ patch
• congenital = remain tilted w/ patch

Question 8

In forced duction testing, if the right eye will not move, what’s the results?

Answer 8

positive FD test