From occipit- (“of or relating to the occiput”) + -algia (“pain”).
occipitalgia (uncountable)
- (pathology) pain in the occiput
2015 June 18, Osamu Sasaki et al., “Tumoral calcinosis involving the cervical spine”, in Surgical Neurology International[1], volume 6, →DOI:Two patients presented with occipitalgia, two patients presented with torticollis and three patients developed neurologic signs.