Arnold-Chiari malformation MRI: Difference between revisions
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==Overview== | ==Overview== | ||
[[Category: (Name of the system)]] | [[Category: (Name of the system)]] | ||
MRI may be helpful in the diagnosis of Arnold-Chiari malformation. Findings on MRI diagnostic of Arnold-Chiari malformation include cerebellar tonsillar herniation, wedge shaped | MRI may be helpful in the diagnosis of Arnold-Chiari malformation. Findings on MRI diagnostic of Arnold-Chiari malformation include [[Cerebellar tonsil|cerebellar tonsillar]] [[herniation]], wedge shaped [[Cerebellar tonsil|tonsils]], syringohydromyelia, small [[posterior fossa]], obstructive [[hydrocephalus]], and [[Brain stem|brainstem]] anomalies. | ||
==MRI== | ==MRI== | ||
MRI may be helpful in the diagnosis of Arnold-Chiari malformation. Findings on MRI diagnostic of Arnold-Chiari malformation include: | MRI may be helpful in the diagnosis of Arnold-Chiari malformation. Findings on MRI diagnostic of Arnold-Chiari malformation include:<ref name="MeadowsKraut2000">{{cite journal|last1=Meadows|first1=Jeffery|last2=Kraut|first2=Michael|last3=Guarnieri|first3=Michael|last4=Haroun|first4=Raymond I.|last5=Carson|first5=Benjamin S.|title=Asymptomatic Chiari Type I malformations identified on magnetic resonance imaging|journal=Journal of Neurosurgery|volume=92|issue=6|year=2000|pages=920–926|issn=0022-3085|doi=10.3171/jns.2000.92.6.0920}}</ref><ref name="PillayAwad1991">{{cite journal|last1=Pillay|first1=Prem K.|last2=Awad|first2=Issam A.|last3=Little|first3=John R.|last4=Hahn|first4=Joseph F.|title=Symptomatic Chiari Malformation in Adults: A New Classification Based on Magnetic Resonance Imaging with Clinical and Prognostic Significance|journal=Neurosurgery|volume=28|issue=5|year=1991|pages=639–645|issn=0148-396X|doi=10.1227/00006123-199105000-00001}}</ref> | ||
*[[Cerebellar]] tonsillar herniation | *[[Cerebellar]] tonsillar herniation | ||
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*[[Category: (Name of the system)]] [[Brainstem]] anomalies | *[[Category: (Name of the system)]] [[Brainstem]] anomalies | ||
[[File:Chiari-i-malformation-8.jpg|500px|none|thumb|Case courtesy of Dr Hidayatullah Hamidi, Radiopaedia.org, rID: 56863|https://radiopaedia.org/cases/chiari-i-malformation-8]] | |||
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==References== | ==References== | ||
{{reflist|2}} | {{reflist|2}} | ||
Latest revision as of 21:24, 28 September 2019
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Arnold-Chiari malformation Microchapters |
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Differentiating Arnold-Chiari malformation from other Diseases |
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Arnold-Chiari malformation MRI On the Web |
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American Roentgen Ray Society Images of Arnold-Chiari malformation MRI |
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Risk calculators and risk factors for Arnold-Chiari malformation MRI |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Fahimeh Shojaei, M.D.
Overview
MRI may be helpful in the diagnosis of Arnold-Chiari malformation. Findings on MRI diagnostic of Arnold-Chiari malformation include cerebellar tonsillar herniation, wedge shaped tonsils, syringohydromyelia, small posterior fossa, obstructive hydrocephalus, and brainstem anomalies.
MRI
MRI may be helpful in the diagnosis of Arnold-Chiari malformation. Findings on MRI diagnostic of Arnold-Chiari malformation include:[1][2]
- Cerebellar tonsillar herniation
- Wedge shaped tonsils
- Syringohydromyelia
- Small posterior fossa
- Obstructive hydrocephalus
- Brainstem anomalies
References
- ↑ Meadows, Jeffery; Kraut, Michael; Guarnieri, Michael; Haroun, Raymond I.; Carson, Benjamin S. (2000). "Asymptomatic Chiari Type I malformations identified on magnetic resonance imaging". Journal of Neurosurgery. 92 (6): 920–926. doi:10.3171/jns.2000.92.6.0920. ISSN 0022-3085.
- ↑ Pillay, Prem K.; Awad, Issam A.; Little, John R.; Hahn, Joseph F. (1991). "Symptomatic Chiari Malformation in Adults: A New Classification Based on Magnetic Resonance Imaging with Clinical and Prognostic Significance". Neurosurgery. 28 (5): 639–645. doi:10.1227/00006123-199105000-00001. ISSN 0148-396X.