A contraction, often spasmodic, of the muscles of the neck, chiefly those supplied by the spinal accessory nerve; the head is drawn to one side and usually rotated so that the chin points to the other side.
Symptoms:
Abnormal, asymmetrical head or neck position
laterocollis : the head is tipped towards the shoulder
rotational torticollis : the head rotates along the longitudal axis
anterocollis : forward flexion of the head and neck
retrocollis : hyperextension of head and neck backwards