1. Scott DL, Wolfe F, Huizinga TW. Rheumatoid arthritis. Lancet. 2010; 376:1094–108.
Article
2. Hülsemann JL, Zeidler H. Undifferentiated arthritis in an early synovitis outpatient clinic. Clin Exp Rheumatol. 1995; 13:37–43.
3. Binard A, Alassane S, Devauchelle-Pensec V, Berthelot JM, Jousse-Joulin S, Chalés G, et al. Outcome of early monoarthritis: a followup study. J Rheumatol. 2007; 34:2351–7.
4. Jeong H, Kim AY, Yoon HJ, Park EJ, Hwang J, Kim H, et al. Clinical courses and predictors of outcomes in patients with monoarthritis: a retrospective study of 171 cases. Int J Rheum Dis. 2014; 17:502–10.
Article
5. Machado P, Castrejon I, Katchamart W, Koevoets R, Kuriya B, Schoels M, et al. Multinational evidence-based recommendations on how to investigate and follow-up undifferentiated peripheral inflammatory arthritis: integrating systematic literature research and expert opinion of a broad international panel of rheumatologists in the 3E Initiative. Ann Rheum Dis. 2011; 70:15–24.
Article
6. Iguchi T, Matsubara T, Kawai K, Hirohata K. Clinical and histologic observations of monoarthritis. Anticipation of its progression to rheumatoid arthritis. Clin Orthop Relat Res. 1990; (250):241–9.
7. Foocharoen C, Nanagara R, Foocharoen T, Mootsikapun P, Suwannaroj S, Mahakkanukrauh A. Clinical features of tuberculous septic arthritis in Khon Kaen, Thailand: a 10-year retrospective study. Southeast Asian J Trop Med Public Health. 2010; 41:1438–46.
8. Schwartz S, Cooper N. Synovial membrane punch biopsy. Arch Intern Med. 1961; 108:400–6.
Article
9. Kraan MC, Haringman JJ, Post WJ, Versendaal J, Breedveld FC, Tak PP. Immunohistological analysis of synovial tissue for differential diagnosis in early arthritis. Rheumatology (Oxford). 1999; 38:1074–80.
Article
10. Cañete JD, Rodríguez JR, Salvador G, Gómez-Centeno A, Muñoz-Gómez J, Sanmartí R. Diagnostic usefulness of synovial vascular morphology in chronic arthritis. A systematic survey of 100 cases. Semin Arthritis Rheum. 2003; 32:378–87.
Article
11. Bugatti S, Manzo A, Bombardieri M, Vitolo B, Humby F, Kelly S, et al. Synovial tissue heterogeneity and peripheral blood biomarkers. Curr Rheumatol Rep. 2011; 13:440–8.
Article
12. Pitzalis C, Kelly S, Humby F. New learnings on the pathophysiology of RA from synovial biopsies. Curr Opin Rheumatol. 2013; 25:334–44.
Article
13. Johansson JE, Ajjoub S, Coughlin LP, Wener JA, Cruess RL. Pigmented villonodular synovitis of joints. Clin Orthop Relat Res. 1982; (163):159–66.
Article
14. Rao AS, Vigorita VJ. Pigmented villonodular synovitis (giant-cell tumor of the tendon sheath and synovial membrane). A review of eighty-one cases. J Bone Joint Surg Am. 1984; 66:76–94.
Article
15. Yoo JH, Yang BK, Park JM. Localized nodular synovitis of the knee presenting as anterior knee pain: a case report. Knee. 2007; 14:398–401.
Article