Dropped Head Syndrome

**Definition:** Condition characterized by sagging of the head due to severe NECK MUSCLES weakness in the back of the neck. It may result in severe cervical KYPHOSIS called chin-on-chest deformity. Dropped head syndrome is most often associated with other diseases, e.g., PARKINSON'S DISEASE; STROKES; HEAD AND NECK CANCER; and ANKYLOSING SPONDYLITIS.

**Tree numbers:** - C05.651.515.500 - C10.597.613.593.500 - C23.550.695.500 - C23.888.592.608.593.500

**Synonyms:** - Chin-on-Chest Deformity