Torticollis is a deformity of the neck in which the muscles are spastic or shortened. Torticollis occurs in 1 out of 10,000 people. It is more common in women than men.
Torticollis develops most often between the ages of 30 and 60. However, it can occur at any age. The deformity causes a person's head to bend toward the affected side. The chin is rotated toward the opposite side.
In some cases torticollis is congenital, meaning that the person is born with the condition. The condition can also be acquired. This form falls into 3 categories: