title: Extremely prolonged unilateral block (20 hours) with spinal ropivacaine used for cervical cerclage placement.
authors.affiliation: Department of Anesthesiology; Duke University Medical Center; Durham, NC; m.panni@duke.edu.
authors.forename: M L
authors.initials: ML
authors.lastname: James
authors.forename: M K
authors.initials: MK
authors.lastname: Panni
mesh_terms: D000328:Adult; D000577:Amides / Q000494:pharmacology*; D023802:Cerclage, Cervical; D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging; D009407:Nerve Block; D011247:Pregnancy; D000077212:Ropivacaine; D013997:Time Factors
chemical_list: D000577:Amides; D000077212:Ropivacaine
references.citation: Gallart L, Blanco D, Samso E, Vidal F. Clinical and radiologic evidence of the epidural plica mediana dorsalis. Anesth Analg 1990;71:698–701.
references.citation: Panni MK, Camann W, Shankar KB. Hyperbaric therapy for a postpartum patient with prolonged epidural blockade and tomographic evidence of epidural air. Anesth Analg 2003;97:1810–1.
references.citation: Boezaart AP, Levending BJ. Epidural air-filled bubbles and unblocked segments. Can J Anaesth 1989;36:603–4.
references.citation: Singh A. Unilateral epidural analgesia. Anaesthesia 1967;22:147–9.
references.citation: Panni MK, Anton JM, Segal S. Single dermatome analgesia sparing in an obstetric patient following previous radiation to that region. Int J Obst Anesth 2002;11:228–9.