Results 11 to 20 of about 309,057 (256)

Late otoneurologic manifestations of Chiari I malformation

International Archives of Otorhinolaryngology, 2011
Introduction: Chiari malformation (CM) belongs to an anomaly group comprised of the structures in the cranial-cerebellar-medullary junctions. Type I (CM I) is characterized by the descent of the cerebellar tonsils and the medial portion of the lower ...
Oliveira, Neide Fátima Cordeiro Diniz, Oliveira, Renata Cristina Cordeiro Diniz, Paula, Juliana Matosinhos de   +2 more
doaj   +1 more source

Exploring the prognostic differences in patients of Chiari malformation type I with syringomyelia undergoing different surgical methods

Frontiers in Neurology, 2023
BackgroundThe best surgical treatment of Chiari malformation patients with syringomyelia remains controversial, and whether cerebellar tonsillectomy should be performed has not been decided.ObjectiveTo evaluate the efficacy of posterior fossa ...
Mingchu Zhang, Mingchu Zhang, Yan Hu, Yan Hu, Dengpan Song, Dengpan Song, Chengcheng Duan, Chengcheng Duan, Mingkun Wei, Mingkun Wei, Longxiao Zhang, Longxiao Zhang, Shixiong Lei, Fuyou Guo, Fuyou Guo   +14 more
doaj   +1 more source

Treatment emergent obstructive sleep apnea after Chiari surgery: A case report [PDF]

Sleep Science, 2020
Patients with Chiari type I malformation may also present with sleep disordered breathing mainly central sleep apnea. Here, we report a patient with Chiari I malformation referred to our clinic because of snoring and sleep ...
Hamed Amirifard, Khosro Sadeghniiat-Haghighi, Arezu Najafi   +2 more
doaj   +1 more source

Chiari malformation type 1, is there a familial transmission? Case report and literature review

Interdisciplinary Neurosurgery, 2021
Chiari malformations have long been considered sporadic conditions, without a heritable etiology. However, there have been a number of case reports identifying familial aggregation and clustering of Chiari malformation type 1, suggesting a genetic basis ...
Meshari Almutairi, Tariq Raina, Abdullah Alobaid   +2 more
doaj   +1 more source

Diagnosis and treatment of Chiari malformation type 1 in children: the International Consensus Document

Neurological Sciences, 2021
Background Chiari malformation type 1 (CM1) is a rare condition where agreed classification and treatment are still missing. The goal of this study is to achieve a consensus on the diagnosis and treatment of CM1 in children.
L. Massimi, P. Peretta, A. Erbetta, A. Solari, M. Farinotti, P. Ciaramitaro, V. Saletti, M. Caldarelli, A. Canheu, Carlo Celada, L. Chiapparini, D. Chieffo, G. Cinalli, F. Di Rocco, M. Furlanetto, F. Giordano, G. Jallo, S. James, P. Lanteri, C. Lemarchand, M. Messing-Jünger, C. Parazzini, G. Paternoster, G. Piatelli, M. Poca, Prab Prabahkar, F. Ricci, A. Righini, Francesco Sala, J. Sahuquillo, M. Stoodley, G. Talamonti, D. Thompson, F. Triulzi, M. Zucchelli, L. Valentini   +35 more
semanticscholar   +1 more source

A new hypothesis for the pathophysiology of symptomatic adult Chiari malformation Type I

Medical Hypotheses, 2021
Chiari malformation Type I (CMI) is characterized by herniation of the cerebellar tonsils through the foramen magnum. The pathophysiology of CMI is not well elucidated; however, the prevailing theory focuses on the underdevelopment of the posterior ...
R. Labuda, B. Nwotchouang, Alaaddin Ibrahimy, Philip A. Allen, J. Oshinski, P. Klinge, F. Loth   +6 more
semanticscholar   +1 more source

Chiari Malformation (Update on Diagnosis and Treatment)

Neurologic clinics, 2022
Chiari Malformation Type I (CMI) is a congenital malformation diagnosed by MRI findings of at least 5 mm of cerebellar ectopy below the foramen magnum. CM1 is frequently associated with syringomyelia.
Jared S Rosenblum, I. J. Pomeraniec, John D Heiss   +2 more
semanticscholar   +1 more source

Assessing the Prevalence of Ectopic Cerebellar Tonsils and Accompanying Symptoms in Individuals with Various Headaches

Journal of the Belgian Society of Radiology, 2023
Objectives: Chiari malformation exhibits well-defined clinical signs, symptoms, and incidence rates in clinical studies. However, cerebellar tonsil ectopia presents with ambiguous symptoms and undetermined incidence rates in numerous studies.
Ghodsiyeh Azarkar, Sahar Nemati, Shabnam Vafadar, Gholam Reza Sharifzade, Arash Ziaee, Hossein Ashrafi   +5 more
doaj   +1 more source

Insights on the Hydrodynamics of Chiari Malformation

Journal of Clinical Medicine, 2022
Background: We propose that the appearance of a ptosis of the cerebellar tonsils and syringomyelia is linked to its own hemohydrodynamic mechanisms. We aimed to quantify cerebrospinal fluid (CSF) and cerebral blood flow to highlight how neurofluid is ...
C. Capel, P. Padovani, Pierre-Henri Launois, Serge Metanbou, O. Balédent, J. Peltier   +5 more
semanticscholar   +1 more source

Various manifestation of Chiari I malformation in children and improvement after surgery

Journal of Integrative Neuroscience, 2022
Introduction: Chiari I malformation is defined as caudal displacement of the cerebellar tonsils into the foramen magnum. The most commonly associated finding is cervical syringomyelia.
Janez Ravnik, Tomaž Šmigoc, Borut Hribernik   +2 more
doaj   +1 more source