Ocular pain could be caused by occipital neuritis.
Bode
D
D
D005123:Eye; D006801:Humans; D009443:Neuritis / Q000150:complications*; D009777:Occipital Bone; D013508:Ophthalmologic Surgical Procedures; D010146:Pain / Q000209:etiology*; D011183:Postoperative Complications