Revista Brasileira de Ortopedia, Table of Contents CC BY-NC-ND 4.0 · Rev Bras Ortop (Sao Paulo) 2019; 54(05): 605-608DOI: 10.1016/j.rbo.2017.12.025 Relato de Caso | Case Report Sociedade Brasileira de Ortopedia e Traumatologia. Published by Thieme Revnter Publicações Ltda Rio de Janeiro, BrazilOrigin of the Posterior Inferior Cerebellar Artery over the C1 Posterior Arch[*] Article in several languages: português | English Authors Author Affiliations Zeferino Demartini Júnior 1 Departamento de Neurocirurgia, Pontifícia Universidade Católica do Paraná (PUC-PR), Curitiba, PR, Brasil Ricardo Munhoz da Rocha Guimarães 2 Departamento de Ortopedia, Pontifícia Universidade Católica do Paraná (PUC-PR), Curitiba, PR, Brasil Emiliano Neves Vialle 1 Departamento de Neurocirurgia, Pontifícia Universidade Católica do Paraná (PUC-PR), Curitiba, PR, Brasil Gelson Luis Koppe 1 Departamento de Neurocirurgia, Pontifícia Universidade Católica do Paraná (PUC-PR), Curitiba, PR, Brasil Alexandre Novicki Francisco 1 Departamento de Neurocirurgia, Pontifícia Universidade Católica do Paraná (PUC-PR), Curitiba, PR, Brasil Luana Antunes Maranha Gatto 1 Departamento de Neurocirurgia, Pontifícia Universidade Católica do Paraná (PUC-PR), Curitiba, PR, Brasil Recommend Article Abstract Keywords Keywordsvertebral artery - cerebral angiography - anatomic variation - lateral medullary syndrome - intraoperative complications Full Text References Referências 1 Lister JR, Rhoton Jr AL, Matsushima T, Peace DA. Microsurgical anatomy of the posterior inferior cerebellar artery. Neurosurgery 1982; 10 (02) 170-199 2 Fine AD, Cardoso A, Rhoton Jr AL. Microsurgical anatomy of the extracranial-extradural origin of the posterior inferior cerebellar artery. J Neurosurg 1999; 91 (04) 645-652 3 Wallenberg A. Akute Bulbäraffektion (Embolie der Arteria cerebelli post inf sinistra). Archives fur Psychiatry 1895; 27: 504-540 4 Nassr AN, Swann PP, Huston III J, Abdelfatah MM, Rose PS, Currier BL. Aberrant posterior inferior cerebellar artery injury with C1 lateral mass screw placement: a case report and review of the literature. Spine J 2014; 14 (09) e7-e14 5 Tokuda K, Miyasaka K, Abe H. , et al. Anomalous atlantoaxial portions of vertebral and posterior inferior cerebellar arteries. Neuroradiology 1985; 27 (05) 410-413 6 Fukuoka T, Takeda H, Dembo T. , et al. Clinical review of 37 patients with medullary infarction. J Stroke Cerebrovasc Dis 2012; 21 (07) 594-599 7 Akinduro OO, Baum GR, Howard BM. , et al. Neurological outcomes following iatrogenic vascular injury during posterior atlanto-axial instrumentation. Clin Neurol Neurosurg 2016; 150: 110-116 8 Brinjikji W, Cloft H, Kallmes DF. Anatomy of the posterior inferior cerebellar artery: relevance for C1-C2 puncture procedures. Clin Anat 2009; 22 (03) 319-323 9 Vincentelli F, Caruso G, Rabehanta PB, Rey M. Surgical treatment of a rare congenital anomaly of the vertebral artery: case report and review of the literature. Neurosurgery 1991; 28 (03) 416-420 10 Sharma RR, Parekh HC, Prabhu S, Gurusinghe NT, Bertolis G. Compression of the C-2 root by a rare anomalous ectatic vertebral artery. Case report. J Neurosurg 1993; 78 (04) 669-672 11 Wang S, Wang C, Liu Y, Yan M, Zhou H. Anomalous vertebral artery in craniovertebral junction with occipitalization of the atlas. Spine 2009; 34 (26) 2838-2842