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Ultrasound-guided intra-articular injections in the wrist in patients with rheumatoid arthritis: a double-blind, randomised controlled study
  1. K R Luz1,
  2. R N V Furtado1,
  3. C C G Nunes1,
  4. A Rosenfeld2,
  5. A R C Fernandes2,
  6. J Natour1
  1. 1
    Rheumatology Division, Universidade Federal de São Paulo-Escola Paulista de Medicina, São Paulo, Brazil
  2. 2
    Department of Radiology, Universidade Federal de São Paulo-Escola Paulista de Medicina, São Paulo, Brazil
  1. Professor Jamil Natour, Disciplina de Reumatologia, Universidade Federal de São Paulo, Rua Botucatu, 740 São Paulo – SP – Brazil 04023-900; jnatour{at}unifesp.br

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Intra-articular (IA) injections with glucocorticoid are a valuable therapeutic intervention for patients with rheumatoid arthritis (RA) and wrist synovitis. Jones et al have demonstrated that half of the wrist blind injections were considered to be extra-articular.1 Musculoskeletal ultrasound (US) allows for the proper real-time allocation of the needle during the injections, limiting the risk of damage to the cartilage, tendons, nerves and peripheral blood vessels.2

In this study we compare the efficacy of blind and US-guided IA injections in patients with RA with wrist synovitis. The accuracy of the techniques used to inject the drug into wrist joint is …

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