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LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00003707naa a2200457 4500
001oai:gup.ub.gu.se/284411
003SwePub
008240528s2020 | |||||||||||000 ||eng|
024a https://gup.ub.gu.se/publication/2844112 URI
024a https://doi.org/10.1080/03009742.2019.16398202 DOI
040 a (SwePub)gu
041 a eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a Axelsen, M. B.4 aut
2451 0a Responsiveness of different dynamic contrast-enhanced magnetic resonance imaging approaches: a post-hoc analysis of a randomized controlled trial of certolizumab pegol in rheumatoid arthritis
264 c 2019-09-16
264 1b Informa UK Limited,c 2020
520 a Objective: The aim was to explore dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) as an early marker of therapeutic response in patients with rheumatoid arthritis (RA) starting treatment with certolizumab pegol (CZP). Method: In 40 RA patients initiating CZP (27 patients) or 2 weeks of placebo (PCB) followed by CZP (13 patients), DCE-MRI of the metacarpophalangeal (MCP) and proximal interphalangeal (PIP) joints was performed at weeks 0, 1, 2, 4, 8, and 16. Using semi-automated software, three methods for drawing volume regions of interest (ROIs) in MCP2-5 and PIP2-5 were applied: 'Standard' (slices: all; joints: MCP2-5 together and PIP2-5 together), 'Detailed' (slices: slices with high-quality visualization; joints: as Standard), and 'Single-joint' (slices: as Detailed; joints: each joint separately). The number of enhancing voxels (Nvoxel), initial rate of enhancement (IRE), and maximum enhancement (ME) were extracted and analysed for each method. Results: Nvoxel in MCP2-5, and IRE and ME in PIP2-5 decreased statistically significantly (Wilcoxon rank-sum test, p < 0.02-0.03) after 16 weeks of treatment for the Standard method. Nvoxel and ME decreased significantly more in the CZP group than in the PCB group after 1 week of treatment, but not at later time-points. There were no significant changes for DCE-MRI parameters for the Detailed and Single-joint methods. Conclusions: Certain DCE-MRI parameters detected decreased inflammation during CZP treatment in RA patients. Using specific criteria for ROIs, as in the Detailed and Single-joint methods, decreased the statistical power and could not show any changes over time.
650 7a MEDICIN OCH HÄLSOVETENSKAPx Klinisk medicinx Reumatologi och inflammation0 (SwePub)302102 hsv//swe
650 7a MEDICAL AND HEALTH SCIENCESx Clinical Medicinex Rheumatology and Autoimmunity0 (SwePub)302102 hsv//eng
653 a bone-marrow edema
653 a gadolinium-dtpa
653 a mri assessment
653 a synovitis
653 a wrist
653 a inflammation
653 a progression
653 a scores
653 a ra
653 a Rheumatology
700a Boesen, M.4 aut
700a Bliddal, H.4 aut
700a Jacobsson, Lennart T. H.,d 1954u Gothenburg University,Göteborgs universitet,Institutionen för medicin, avdelningen för reumatologi och inflammationsforskning,Institute of Medicine, Department of Rheumatology and Inflammation Research4 aut0 (Swepub:gu)xjacle
700a Hansen, M. S.4 aut
700a Ostergaard, M.4 aut
710a Göteborgs universitetb Institutionen för medicin, avdelningen för reumatologi och inflammationsforskning4 org
773t Scandinavian Journal of Rheumatologyd : Informa UK Limitedg 49:2, s. 105-111q 49:2<105-111x 0300-9742x 1502-7732
8564 8u https://gup.ub.gu.se/publication/284411
8564 8u https://doi.org/10.1080/03009742.2019.1639820

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