Term Name:	cervical dystonia
Synonyms:	spasmodic torticollis
Definition:	A focal dystonia that is characterized by simultaneous contraction of the agonist and antagonist muscles that control the position of the head contracting during dystonic movement which causes the neck to involuntarily turn to the left, right, upwards, and/or downwards.
Ontology:	Human Disease [DOID:0050840]   ( DOID:0050840 )