<unk>  is a rare neurological movement disorder in which patients, usually children around age 3, begin to bob their<unk>  and shoulders forward and back, or sometimes side-to-side, involuntarily, in a manner reminiscent of a<unk><unk> <unk> . The<unk>  is related to cystic lesions and swelling of the third ventricle in the brain. Symptoms of<unk>  are diverse but can be grouped into two categories: physical and neurological. The most common form of treatment is surgical implanting of a shunt to relieve the swelling of the brain.
Bobble-head doll syndrome
Phaedra complex
Klumpke paralysis
Incontinentia pigmenti achromians
Skoptic syndrome
Acorea, microphthalmia and cataract syndrome
Oneirophrenia
Cramp fasciculation syndrome