P16. Overlap Myositis in Felty Syndrome with mitochondrial affection

Overlap Myositis is a rare complication of auto-inflammatory disorders that presents as an add-on muscle weakness with increased creatin kinase. A 34 year old woman presented with myalgia in both thighs that increased with exercise and spread out to the lower extremities. She reported accompanying w...

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Bibliographic Details
Published in:Clinical neurophysiology 2018-08, Vol.129 (8), p.e73-e73
Main Authors: Kendzierski, T., Schneider, I., Kraya, T., Stoltenburg-Didinger, G., Schäfer, C., Keyßer, G., Zierz, S.
Format: Article
Language:English
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Summary:Overlap Myositis is a rare complication of auto-inflammatory disorders that presents as an add-on muscle weakness with increased creatin kinase. A 34 year old woman presented with myalgia in both thighs that increased with exercise and spread out to the lower extremities. She reported accompanying weakness of the proximal muscles of the upper and lower limbs that was objectified by clinical examination as paresis grade 4/5 in the MRC score. There was a history of rheumatic ailment for ten years with diagnosis of Felty Syndrome 2.5 years ago. Level of the creatine kinase presented normal with 2.47 μkat/l (147.71 U/l); (normal 
ISSN:1388-2457
1872-8952
DOI:10.1016/j.clinph.2018.04.658