Continuous intra-arterial nimodipine infusion as rescue treatment of severe refractory cerebral vasospasm after aneurysmal subarachnoid hemorrhage

Anthofer, Judith and Bele, Sylvia and Wendl, Christina and Kieninger, Martin and Zeman, Florian and Bruendl, Elisabeth and Schmidt, Nils-Ole and Schebesch, Karl-Michael (2022) Continuous intra-arterial nimodipine infusion as rescue treatment of severe refractory cerebral vasospasm after aneurysmal subarachnoid hemorrhage. JOURNAL OF CLINICAL NEUROSCIENCE, 96. pp. 163-171. ISSN 0967-5868, 1532-2653

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Abstract

Severe refractory cerebral vasospasm (CV) is a major cause of disability and death in patients with aneurysmal subarachnoid hemorrhage (SAH). One rescue therapy in selected patients is intra-arterial nimodipine, either given as a single shot or as continuous infusion. To evaluate treatment efficacy, we analyzed outcome factors such as the incidence of craniectomy, ventriculo-peritonial (VP) shunting, and tracheotomy after intra-arterial nimodipine infusion. We retrospectively analyzed the rates of cerebral infarction, decompressive craniectomy, VP shunting, and tracheotomy in patients with severe CV after SAH. Three different patient groups were compared: group 1 had only been treated with oral nimodipine and hypervolemic hypertensive therapy (HHT) (2006-2010), group 2 with a single shot of intra-arterial nimodipine (SSN) in addition to oral conservative treatment (2006-2010), and group 3 with continuous intra-arterial nimodipine (CIAN) (2011-2017). The incidence of cerebral infarction was significantly lower in CIAN group (p = 0.005) than in conservative and SSN group. The indication for consecutive decompressive craniectomy was significantly lower in CIAN group in comparison with the conservative group (p = 0.018). The rates of VP shunting and tracheotomy were significantly higher in the CIAN group than in the conservative group (p = 0.028 for VP, and p = 0.003 for tracheotomy). The significantly lower rate of craniectomy in the CIAN group was most probably attributable to the significantly lower rate of CV-induced infarction. The higher rate of tracheotomy reflects more extensive sedation and the need of longer stays on the intensive care unit. Thus, the effect on long-term neurological outcome and quality of life has to be evaluated separately. (c) 2021 Elsevier Ltd. All rights reserved.

Item Type: Article
Uncontrolled Keywords: DECOMPRESSIVE HEMICRANIECTOMY; CLINICAL-COURSE; MANAGEMENT; PAPAVERINE; EXPERIENCE; INJECTION; ISCHEMIA; THERAPY; Continuous intra-arterial nimodipine; infusion (CIAN); Intra-arterial nimodipine infusion; Cerebral vasospasm; subarachnoid hemorrhage (SAH); delayed cerebral ischemia (DCI); Outcome
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Anästhesiologie
Medicine > Lehrstuhl für Neurochirurgie
Medicine > Zentren des Universitätsklinikums Regensburg > Zentrum für Klinische Studien
Medicine > Zentrum für Neuroradiologie
Depositing User: Dr. Gernot Deinzer
Date Deposited: 05 Dec 2023 14:11
Last Modified: 05 Dec 2023 14:11
URI: https://pred.uni-regensburg.de/id/eprint/56931

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