title: [Inability to insert an epidural catheter through a Tuohy needle caused by a deformity due to repeated bone contact].
authors.affiliation: Servicio Anestesia y Reanimación, Complejo Hospitalario de Navarra, Pamplona, España. Electronic address: abilbaoa@navarra.es.
authors.forename: A
authors.initials: A
authors.lastname: Bilbao Ares
authors.affiliation: Servicio Anestesia y Reanimación, Complejo Hospitalario de Navarra, Pamplona, España.
authors.forename: M
authors.initials: M
authors.lastname: Castañeda Pascual
authors.affiliation: Servicio Anestesia y Reanimación, Complejo Hospitalario de Navarra, Pamplona, España.
authors.forename: J P
authors.initials: JP
authors.lastname: Jimeno García
authors.affiliation: Servicio Anestesia y Reanimación, Complejo Hospitalario de Navarra, Pamplona, España.
authors.forename: G
authors.initials: G
authors.lastname: Napal Ongay
mesh_terms: D000230:Adenocarcinoma / Q000601:surgery; D000767:Anesthesia, Epidural / Q000295:instrumentation* / Q000379:methods; D000771:Anesthesia, Intravenous; D002404:Catheterization; D004824:Epidural Space; D004868:Equipment Failure; D006801:Humans; D008297:Male; D008875:Middle Aged; D009339:Needles; D012004:Rectal Neoplasms / Q000601:surgery; D013904:Thoracic Vertebrae