title: A preoperative headache.
authors: *Department of Radiology, Mater Misericordiae University Hospital, Dublin, Ireland. ferdiabolster@hotmail.com.
authors: Ferdia
authors: F
authors: Bolster
authors: Ian
authors: I
authors: Crosbie
authors: Jonathan
authors: J
authors: Ryan
authors: Frances
authors: F
authors: Colreavy
authors: Fiona
authors: F
authors: Carty
mesh_terms: D000328:Adult; D000767:Anesthesia, Epidural / Q000009:adverse effects* / Q000379:methods; D003082:Colectomy; D003093:Colitis, Ulcerative / Q000601:surgery; D005260:Female; D006801:Humans; D007431:Intraoperative Complications; D011007:Pneumocephalus / Q000209:etiology; D051299:Post-Dural Puncture Headache / Q000000981:diagnostic imaging* / Q000209:etiology; D057234:Preoperative Period; D014057:Tomography, X-Ray Computed