• 1
    Van der Leeden M, Steultjens MP, Terwee CB, Rosenbaum D, Turner D, Woodburn J, et al. A systematic review of instruments measuring foot function, foot pain, and foot-related disability in patients with rheumatoid arthritis. Arthritis Rheum 2008; 59: 125769.
  • 2
    Hau M, Kneitz C, Tony HP, Keberle M, Jahns R, Jenett M. High resolution ultrasound detects a decrease in pannus vascularisation of small finger joints in patients with rheumatoid arthritis receiving treatment with soluble tumour necrosis factor α receptor (etanercept). Ann Rheum Dis 2002; 61: 558.
  • 3
    Brown AK, Quinn MA, Karim Z, Conaghan PG, Peterfy CG, Hensor E, et al. Presence of significant synovitis in rheumatoid arthritis patients with disease-modifying antirheumatic drug–induced clinical remission: evidence from an imaging study may explain structural progression. Arthritis Rheum 2006; 54: 376173.
  • 4
    Taylor PC, Steuer A, Gruber J, McClinton C, Cosgrove DO, Blomley MJ, et al. Ultrasonographic and radiographic results from a two-year controlled trial of immediate or one-year–delayed addition of infliximab to ongoing methotrexate therapy in patients with erosive early rheumatoid arthritis. Arthritis Rheum 2006; 54: 4753.
  • 5
    Ejbjerg BJ, Vestergaard A, Jacobsen S, Thomsen HS, Ostergaard M. The smallest detectable difference and sensitivity to change of magnetic resonance imaging and radiographic scoring of structural joint damage in rheumatoid arthritis finger, wrist, and toe joints: a comparison of the OMERACT rheumatoid arthritis magnetic resonance imaging score applied to different joint combinations and the Sharp/van der Heijde radiographic score. Arthritis Rheum 2005; 52: 23006.
  • 6
    Naredo E, Bonilla G, Gamero F, Uson J, Carmona L, Laffon A. Assessment of inflammatory activity in rheumatoid arthritis: a comparative study of clinical evaluation with grey scale and power Doppler ultrasonography. Ann Rheum Dis 2005; 64: 37581.
  • 7
    Joshua F, Lassere M, Bruyn GA, Szkudlarek M, Naredo E, Schmidt WA, et al. Summary findings of a systematic review of the ultrasound assessment of synovitis. J Rheumatol 2007; 34: 83947.
  • 8
    Van der Heijde D, Landewe R, van Vollenhoven R, Fatenejad S, Klareskog L. Level of radiographic damage and radiographic progression are determinants of physical function: a longitudinal analysis of the TEMPO trial. Ann Rheum Dis 2008; 67: 126770.
  • 9
    O'Brien TS, Hart TS, Gould JS. Extraosseous manifestations of rheumatoid arthritis in the foot and ankle. Clin Orthop Relat Res 1997; 340: 2633.
  • 10
    Narvaez JA, Narvaez J, Roca Y, Aguilera C. MR imaging assessment of clinical problems in rheumatoid arthritis. Eur Radiol 2002; 12: 181928.
  • 11
    Iagnocco A, Coari G, Palombi G, Valesini G. Sonography in the study of metatarsalgia. J Rheumatol 2001; 28: 133840.
  • 12
    Theumann NH, Pfirrmann CW, Chung CB, Mohana-Borges AV, Haghighi P, Trudell DJ, et al. Intermetatarsal spaces: analysis with MR bursography, anatomic correlation, and histopathology in cadavers. Radiology 2001; 221: 47884.
  • 13
    Studler U, Mengiardi B, Bode B, Schottle PB, Pfirrmann CW, Hodler J, et al. Fibrosis and adventitious bursae in plantar fat pad of forefoot: MR imaging findings in asymptomatic volunteers and MR imaging-histologic comparison. Radiology 2008; 246: 86370.
  • 14
    Hernandez PA, Hernandez WA, Hernandez A. Clinical aspects of bursae and tendon sheaths of the foot. J Am Podiatr Med Assoc 1991; 81: 36672.
  • 15
    Gregg JM, Schneider T, Marks P. MR imaging and ultrasound of metatarsalgia: the lesser metatarsals. Radiol Clin North Am 2008; 46: 106178.
  • 16
    Koski JM. Ultrasound detection of plantar bursitis of the forefoot in patients with early rheumatoid arthritis. J Rheumatol 1998; 25: 22930.
  • 17
    Bowen CJ, Culliford D, Dewbury K, Sampson M, Burridge J, Hooper L, et al. The clinical importance of ultrasound detectable forefoot bursae in rheumatoid arthritis. Rheumatology (Oxford) 2010; 49: 1912.
  • 18
    Olivieri I, Scarano E, Ciancio G, Padula A, Benjamin M. Involvement of an inconstant bursa under the head of the second metatarsal bone in spondyloarthritis. Clin Rheumatol 2004; 23: 934.
  • 19
    Arnett FC, Edworthy SM, Bloch DA, McShane DJ, Fries JF, Cooper NS, et al. The American Rheumatism Association 1987 revised criteria for the classification of rheumatoid arthritis. Arthritis Rheum 1988; 31: 31524.
  • 20
    Van der Heijde DM, van 't Hof M, van Riel PL, van de Putte LB. Development of a disease activity score based on judgment in clinical practice by rheumatologists. J Rheumatol 1993; 20: 57981.
  • 21
    Helliwell P, Reay N, Gilworth G, Redmond A, Slade A, Tennant A, et al. Development of a foot impact scale for rheumatoid arthritis. Arthritis Rheum 2005; 53: 41822.
  • 22
    Bowen CJ, Dewbury K, Sampson M, Sawyer S, Burridge J, Edwards CJ, et al. Musculoskeletal ultrasound imaging of the plantar forefoot in patients with rheumatoid arthritis: inter-observer agreement between a podiatrist and a radiologist. J Foot Ankle Res 2008; 1: 5.
  • 23
    Schmidt WA, Schmidt H, Schicke B, Gromnica-Ihle E. Standard reference values for musculoskeletal ultrasonography. Ann Rheum Dis 2004; 63: 98894.
  • 24
    Jones S, Bygrave CJ, Betts RP, Smith TW. Morton's neuroma: a sonographic-surgical evaluation. Foot 1999; 9: 89192.
  • 25
    Irwin LR, Konsantoulakis C, Hyder NU, Sapherson DA. Ultrasound in the diagnosis of Morton's neuroma. Foot 2000; 10: 1869.
  • 26
    Chauveaux D, Le Huec JC, Midy D. The supra-transverse intermetatarsocapital bursa: a description and its relation to painful syndromes of the forefoot. Surg Radiol Anat 1987; 9: 138.
  • 27
    Koski JM. Ultrasound guided injections in rheumatology. J Rheumatol 2000; 27: 21318.
  • 28
    Grassi W, Farina A, Filippucci E, Cervini C. Sonographically guided procedures in rheumatology. Semin Arthritis Rheum 2001; 30: 34753.
  • 29
    Farrow SJ, Kingsley GH, Scott DL. Interventions for foot disease in rheumatoid arthritis: a systematic review. Arthritis Rheum 2005; 53: 593602.
  • 30
    Clark H, Rome K, Plant M, O'Hare K, Gray J. A critical review of foot orthoses in the rheumatoid arthritic foot. Rheumatology (Oxford) 2006; 45: 13945.
  • 31
    Turner DE, Helliwell PS, Siegel KL, Woodburn J. Biomechanics of the foot in rheumatoid arthritis: identifying abnormal function and the factors associated with localised disease ‘impact.’ Clin Biomech (Bristol, Avon) 2008; 23: 93100.
  • 32
    Schmidt WA, Backhaus M. What the practising rheumatologist needs to know about the technical fundamentals of ultrasonography. Best Pract Res Clin Rheumatol 2008; 22: 98199.
  • 33
    Edwards CJ, Arden NK, Fisher D, Saperia JC, Reading I, Van Staa TP, et al. The changing use of disease-modifying anti-rheumatic drugs in individuals with rheumatoid arthritis from the United Kingdom General Practice Research Database. Rheumatology (Oxford) 2005; 44: 13948.