There are multiple definitions:
cholesteryl ester hydrolase(English)
cervicogenic headache(English)
- is considered a unique type of headache, but its diagnosis is based mainly on inconclusive signs and the temporality of subjective symptoms, including unilateral head pain, reduced neck range of motion, ipsilateral arm discomfort, a paroxysm of pain, and various attack-related events
- ICHD, MRI, IVD
- Headache
- https://doi.org…598-021-98981-y