Abstract
To describe lesional diffusion-weighted imaging characteristics in a cohort of patients with biopsy-proven CNS inflammatory demyelinating disease (IDD) and compare diffusion characteristics of ring-enhancing CNS IDD lesions vs abscesses and tumors. Forty prebiopsy apparent diffusion coefficient (ADC) maps were reviewed from 30 patients with CNS IDD. Lesions were analyzed for size, T2-weighted (T2W) hypointense rim, enhancement, and ADC pattern. ADC patterns of CNS IDD ring-enhancing lesions were compared with a published cohort of 35 patients with ring-enhancing tumors and abscesses. IDD lesions displayed a spectrum of peripheral ADC patterns at the lesion edge: restricted diffusion (low ADC), 33%; increased diffusion (high ADC), 60%; and normal diffusion (homogeneously isointense), 7%. Of biopsied lesions, 93% enhanced (ring, 52%; heterogeneous, 34%; homogeneous, 7%). A hypointense T2W rim was observed in 53%. A ring pattern on ADC (isointense or dark) was associated with T2W hypointense rims (p = 0.02) but not with ring enhancement. On serial imaging, 4 of 7 (57%) patients demonstrated changes in ADC patterns. Peripheral restriction was more common in IDD (p = 0.006) than in tumors or abscesses, whereas central restriction wa...Continue Reading
References
Jun 1, 1975·Journal of Neurology, Neurosurgery, and Psychiatry·M N Hart, K M Earle
Jan 1, 1990·Epidemiology·K J Rothman
Sep 1, 1996·Journal of Computer Assisted Tomography·C J ChenC S Lu
Jan 1, 1996·Magnetic Resonance Imaging·T EbisuH Sato
May 1, 1997·Annals of Neurology·H L LutsepM E Moseley
May 16, 1998·BMJ : British Medical Journal·T V Perneger
Sep 25, 1998·Radiographics : a Review Publication of the Radiological Society of North America, Inc·N J BeauchampP C van Zijl
Nov 18, 1998·Neurology·T ErnstK Huff
Feb 9, 2000·Italian Journal of Neurological Sciences·M CercignaniM Filippi
Nov 4, 2000·Radiology·P W SchaeferR G Gonzalez
Mar 29, 2001·Clinical Imaging·T MoritaniH Munechika
Mar 27, 2002·Neuroradiology·J B FiebachK Sartor
Jul 20, 2002·Journal of Neuro-ophthalmology : the Official Journal of the North American Neuro-Ophthalmology Society·Suresh K MukherjiMauricio Castillo
Sep 11, 2002·Neuroradiology·A Castriota-ScanderbegC Caltagirone
Feb 11, 2004·Magnetic Resonance Imaging Clinics of North America·Daniel P Barboriak
Mar 5, 2005·European Neurology·Heinz WiendlWilhelm Küker
Mar 19, 2005·Brain : a Journal of Neurology·Christine StadelmannHans Lassmann
Sep 1, 2005·European Journal of Radiology·Omer KitisTaskin Yurtseven
Nov 23, 2005·Neurology·M RovarisM Filippi
Feb 1, 2006·Neuroradiology·K M SchwartzC Lucchinetti
May 24, 2006·Neurology·D M WingerchukB G Weinshenker
Apr 3, 2007·Clinical Radiology·T BallR I Aviv
Apr 26, 2007·Radiology·Riyadh N Al-OkailiElias R Melhem
Jun 9, 2007·European Journal of Radiology·E Karaarslan, A Arslan
Oct 2, 2007·Current Opinion in Oncology·Marc LemortStelianos Kampouridis
Citations
Jul 14, 2012·Acta neurologica Belgica·Dimitri RenardPierre Labauge
Dec 29, 2013·AJR. American Journal of Roentgenology·Fernanda C Rueda-LopesEmerson L Gasparetto
Oct 12, 2014·Pediatric Radiology·Lynne RuessJerome A Rusin
Jan 15, 2016·BMC Medical Imaging·Alfredo RevenazEnrico Fainardi
Mar 22, 2016·Clinical Neurology and Neurosurgery·Saint-Aaron MorrisNitin Tandon
Mar 21, 2015·AJR. American Journal of Roentgenology·Shan Shan LuYoung Min Lim
Aug 2, 2016·Lancet Neurology·Todd A HardyBrian G Weinshenker
Dec 11, 2013·Multiple Sclerosis : Clinical and Laboratory Research·Philipp EiseleAchim Gass
Oct 11, 2015·Multiple Sclerosis : Clinical and Laboratory Research·Philipp EiseleAchim Gass
Jul 17, 2013·Therapeutic Advances in Neurological Disorders·Jan-Mendelt Tillema, Istvan Pirko
Apr 26, 2019·Current Opinion in Infectious Diseases·Arun Venkatesan
Feb 1, 2017·Neurology. Clinical Practice·Xuling LinKevin Tan
Mar 25, 2018·BMJ Case Reports·Cuiyan WangBasak Erguvan Dogan
Nov 24, 2016·Acta neurologica Belgica·Dimitri RenardEric Thouvenot
May 26, 2018·Biomarker Insights·Lucia MontiAlessandro Rossi
Mar 8, 2019·Current Opinion in Neurology·Todd A Hardy
Jun 3, 2017·Neurosurgery·Otto Rapalino, Mark E Mullins
Jan 25, 2021·La Radiologia medica·Matteo PaolettiAnna Pichiecchio
May 20, 2021·AJR. American Journal of Roentgenology·Mariko NakayamaToshio Moritani
Jun 10, 2021·Der Radiologe·Armin Bachhuber
May 21, 2021·Neurology·Evan A JolliffeW Oliver Tobin
Aug 24, 2021·Expert Review of Neurotherapeutics·Pedro SánchezTodd A Hardy
Oct 2, 2021·Neuroradiology·Siddhartha GaddamanuguAparna Singhal
Sep 11, 2021·Neurology·W Oliver TobinClaudia F Lucchinetti