A critical analysis of the Chiari 1.5 malformation
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published by abartol on Tue, 10/08/2013 11:41am Title A critical analysis of the Chiari 1.5 malformation. Publication Type Journal Article Year of Publication 2004 Authors R Tubbs, S, Iskandar, BJ, Bartolucci, AA, W Oakes, J Journal J Neurosurg Volume 101 Issue 2 Suppl Pagination 179-83 Date Published 2004 Nov ISSN 0022-3085
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Arnold-Chiari Type II Malformation: A Case Report and Review of Prenatal Sonographic Findings
The Arnold-Chiari malformation is a congenital abnormality of CNS, characterized by downward displacement the parts of the cerebellum, fourth ventricle, pons and medulla oblongata into the spinal canal. This malformation is one of causative factor of death in neonates and infants. A thorough understanding of the direct and indirect sonographic findings is necessary for diagnosis of Chiari II ma...
متن کاملA critical analysis of the Chiari 1.5 malformation.
OBJECT Although the traditional nomenclature used to describe hindbrain hernias is useful, there are certainly patients in whom these morphological entities do not strictly apply. One such group is composed of patients with the more recently described Chiari 1.5 malformation in which a Chiari I malformation is seen in combination with brain-stem herniation through the foramen magnum. In an atte...
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The entity of Chiari formation was described by Hans Chiari in 1891 [1,2]. Since then the subject has been evaluated elaborately by a number of authors. However, it may only be correct to state that confusion in the understanding of pathogenesis and the nature of anomaly, significance of associated abnormal soft tissue and bone anomalies and more importa...
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Chiari malformation describes a group of structural defects of the cerebellum, characterized by brain tissue protruding into the spinal canal. Chiari malformations are often associated with myelomeningocele, hydrocephalus, syringomyelia, and tethered cord syndrome. Although studies of etiology are few, an increasing number of specific genetic syndromes are found to be associated with Chiari mal...
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OBJECTIVE The aim of this study was to determine the posterior cranial fossa volume, cerebellar volume, and herniated tonsillar volume in patients with chiari type I malformation and control subjects using stereological methods. MATERIAL AND METHODS These volumes were estimated retrospectively using the Cavalieri principle as a point-counting technique. We used magnetic resonance images taken...
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