down's syndrome

Definition

Loss of ligamentous stability between atlas and axis

Can cause impingement of the spinal cord

Etiology

Categories

Decreased tone

- Polio

- Down's syndrome

- spina bifida

Increased tone

- cerbral palsy

- Parkinson's

- CVA

Polio

Rare

- case reports only

Down's Syndrome

Acetabular dysplasia not uncommon in this group

Results