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Fibromyalgia in patients with rheumatoid arthritis is associated with higher scores of disability
  1. A Naranjo,
  2. S Ojeda,
  3. F Francisco,
  4. C Erausquin,
  5. I Rúa-Figueroa,
  6. C Rodríguez-Lozano
  1. Rheumatology Service, Hospital de Gran Canaria Dr Negrín, Las Palmas de Gran Canaria, Spain
  1. Correspondence to:
    Dr A Naranjo, Rheumatology Service, Hospital de Gran Canaria Dr Negrín, C/ Barranco de la Ballena s/n 35020, Las Palmas de Gran Canaria, Spain;

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Rheumatoid arthritis (RA) is a chronic polyarticular disease characterised by pain in peripheral joints accompanied by swelling, stiffness, and functional impairment. In some cases it is associated with fibromyalgia (FM), a syndrome defined by chronic, widespread pain, asthenia, and sleep disorders. When a patient has both RA and FM, determining the degree of RA activity may be difficult, because these patients typically have higher scores for pain and disability.

This study aimed at evaluating whether there were differences in functional disability, extra-articular manifestations, and use of disease modifying antirheumatic drugs (DMARDs), between patients with RA with and without FM.


A cross sectional study was conducted with 386 patients with RA, 94 men and 292 women, with …

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