title: Subdural intracranial air: an unusual cause of headache after epidural steroid injection.
authors.affiliation: Department of Anesthesia, University of Cincinnati Medical Center, Ohio 45267-0531.
authors.forename: J A
authors.initials: JA
authors.lastname: Katz
authors.forename: R
authors.initials: R
authors.lastname: Lukin
authors.forename: P O
authors.initials: PO
authors.lastname: Bridenbaugh
authors.forename: L
authors.initials: L
authors.lastname: Gunzenhauser
mesh_terms: D000368:Aged; D000388:Air; D001416:Back Pain / Q000188:drug therapy; D001623:Betamethasone / Q000008:administration & dosage; D005260:Female; D006261:Headache / Q000209:etiology*; D006801:Humans; D007268:Injections, Epidural / Q000009:adverse effects*; D013355:Subdural Space
chemical_list: D001623:Betamethasone