Retinoblastoma MRI: Difference between revisions

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*On T1 image:Hyperintense [[mass]] compared to [[vitreous body]]
*On T1 image:Hyperintense [[mass]] compared to [[vitreous body]]
*On T2 image:Hypointense [[mass]] compared to [[vitreous body]]
*On T2 image:Hypointense [[mass]] compared to [[vitreous body]]
*It should be mentioned that [[MRI]] is accurate for [[tumor]] [[Cancer staging|staging]] and evaluation of [[metastatic]] [[risk factors]].<ref name="de GraafBarkhof2005">{{cite journal|last1=de Graaf|first1=Pim|last2=Barkhof|first2=Frederik|last3=Moll|first3=Annette C.|last4=Imhof|first4=Saskia M.|last5=Knol|first5=Dirk L.|last6=van der Valk|first6=Paul|last7=Castelijns|first7=Jonas A.|title=Retinoblastoma: MR Imaging Parameters in Detection of Tumor Extent|journal=Radiology|volume=235|issue=1|year=2005|pages=197–207|issn=0033-8419|doi=10.1148/radiol.2351031301}}</ref>
*It should be mentioned that [[MRI]] is [[Accuracy|accurate]] for [[tumor]] [[Cancer staging|staging]] and evaluation of [[metastatic]] [[risk factors]].<ref name="de GraafBarkhof2005">{{cite journal|last1=de Graaf|first1=Pim|last2=Barkhof|first2=Frederik|last3=Moll|first3=Annette C.|last4=Imhof|first4=Saskia M.|last5=Knol|first5=Dirk L.|last6=van der Valk|first6=Paul|last7=Castelijns|first7=Jonas A.|title=Retinoblastoma: MR Imaging Parameters in Detection of Tumor Extent|journal=Radiology|volume=235|issue=1|year=2005|pages=197–207|issn=0033-8419|doi=10.1148/radiol.2351031301}}</ref>
*This [[Imaging studies|imaging study]] is capable to discriminate the [[tumor]] with secondary [[retinal detachment]] from  other [[causes]] of subretinal effusion or [[Retinal detachment|detachment]], such as coat's [[disease]], primary hyperplastic [[vitreous]] and [[retinopathy of prematurity]].
*This [[Imaging studies|imaging study]] is capable to discriminate the [[tumor]] with secondary [[retinal detachment]] from  other [[causes]] of subretinal effusion or [[Retinal detachment|detachment]], such as coat's [[disease]], primary hyperplastic [[vitreous]] and [[retinopathy of prematurity]].
*Also, some expert argue that [[CT-scans|CT imaging studies]] in [[bilateral]] [[retinoblastoma]] individuals will increase the risk of individuals for future [[malignancies]]. [[MRI]] is not associated with such risk.
*Also, some expert argue that [[CT-scans|CT imaging studies]] in [[bilateral]] [[retinoblastoma]] individuals will increase the risk of individuals for future [[malignancies]]. [[MRI]] is not associated with such risk.

Revision as of 20:09, 14 May 2019

Retinoblastoma Microchapters

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Sahar Memar Montazerin, M.D.[2] Simrat Sarai, M.D. [3]

Overview

On head and neck MRI, retinoblastoma is characterized by hyperintense mass on T1-weighted MRI and hypointense mass on T2-weighted MRI.

MRI

MRI findings diagnostic of retinoblastoma are:

T2 image, Case courtesy of Dr Jeremy Jones, Radiopaedia.org, rID: 22114


T1 image, Case courtesy of Dr Jeremy Jones, Radiopaedia.org, rID: 22114


References

  1. Schueler, A O (2003). "High resolution magnetic resonance imaging of retinoblastoma". British Journal of Ophthalmology. 87 (3): 330–335. doi:10.1136/bjo.87.3.330. ISSN 0007-1161.
  2. 2.0 2.1 Meel R, Radhakrishnan V, Bakhshi S (April 2012). "Current therapy and recent advances in the management of retinoblastoma". Indian J Med Paediatr Oncol. 33 (2): 80–8. doi:10.4103/0971-5851.99731. PMC 3439795. PMID 22988349.
  3. de Jong, Marcus C.; de Graaf, Pim; Noij, Daniel P.; Göricke, Sophia; Maeder, Philippe; Galluzzi, Paolo; Brisse, Hervé J.; Moll, Annette C.; Castelijns, Jonas A. (2014). "Diagnostic Performance of Magnetic Resonance Imaging and Computed Tomography for Advanced Retinoblastoma". Ophthalmology. 121 (5): 1109–1118. doi:10.1016/j.ophtha.2013.11.021. ISSN 0161-6420.
  4. de Graaf, Pim; Barkhof, Frederik; Moll, Annette C.; Imhof, Saskia M.; Knol, Dirk L.; van der Valk, Paul; Castelijns, Jonas A. (2005). "Retinoblastoma: MR Imaging Parameters in Detection of Tumor Extent". Radiology. 235 (1): 197–207. doi:10.1148/radiol.2351031301. ISSN 0033-8419.

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