Immediate-onset, unilateral, sharp or stabbing and usually severe occipital and/or upper neck pain brought on by sudden rotatory head movement, accompanied by abnormal sensation and/or posture of the ipsilateral tongue.
- At least two episodes fulfilling criteria B-D
- Sharp or stabbing unilateral pain1 in the upper neck and/or occipital region with concurrent abnormal sensation and/or posture of the ipsilateral tongue
- Precipitated by sudden turning of the neck
- Lasting from seconds to several minutes
- Not better accounted for by another ICHD-3 diagnosis.
There may or may not be simultaneous dysaesthesia.
A recent study has described this condition in detail, warranting its promotion from the Appendix (where it appeared in ICHD-3 beta).