title: Cluster headache developing following ipsilateral orbital exenteration.
mesh_terms: D003027:Cluster Headache / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013508:Ophthalmologic Surgical Procedures; D011183:Postoperative Complications; D014653:Vascular Headaches / Q000209:etiology*