Reactive Spondyloarthritis: Epidemiology, Clinical Features, and Treatment

Ankylosing Spondylitis and the Spondyloarthropathies

Volumn , Issue , 2006, Pages 53-64

  Leirisalo Repo, Marjatta ^a   Sieper, Joachim ^b  

^a HELSINKI UNIVERSITY CENTRAL HOSPITAL   (Finland)

^b CHARITÉ UNIVERSITÄTSMEDIZIN BERLIN   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 62549161447     PISSN: None     EISSN: None     Source Type: Book    
DOI: 10.1016/B978-0-323-03104-2.50009-0     Document Type: Chapter

References (124)

1. Dougados M, van der Linden S, Juhlin R, et al. The European Spondylarthropathy Study Group preliminary criteria for the classification of spondylarthropathy. Arthritis Rheum. 1991, 34:1218-1227.
2. Savolainen E, Kaipiainen-Seppanen O, Kroger L, Luosujarvi R. Total incidence and distribution of inflammatory joint diseases in a defined population: results from the Kuopio 2000 arthritis survey. J Rheumatol. 2003, 30:2460-2468.
3. Granfors K, Isomaki H, von Essen R, Maatela J, Kalliomaki JL, Toivanen A. Yersinia antibodies in inflammatory joint diseases. Clin Exp Rheumatol 1983, 1:215-218.
4. Maki-Ikola O, Viljanen MK, Tiitinen S, Toivanen P, Granfors K. Antibodies to arthritis-associated microbes in inflammatory joint diseases. Rheumatol Int. 1991, 10:231-234.
5. Isomaki H, Raunio J, von Essen R, Hameenkorpi R. Incidence of inflammatory rheumatic diseases in Finland. Scand J Rheumatol. 1978, 7:188-192.
6. Kvien TK, Glennas A, Melby K, et al. Reactive arthritis: incidence, triggering agents and clinical presentation. J Rheumatol. 1994, 21:115-122.
7. Soderlin MK, Borjesson O, Kautiainen H, Skogh T, LeirisaloRepo M. Annual incidence of inflammatory joint diseases in a population based study in southern Sweden. Ann Rheum Dis. 2002, 61:911-915.
8. Rautelin H, Hanninen ML Campylobacters: the most common bacterial enteropathogens in the Nordic countries. Ann Med. 2000, 32:440-445.
9. Hannu T, Mattila L, Rautelin H, et al. Campylobacter-triggered reactive arthritis: a population-based study. Rheumatology (Oxford). 2002, 41:312-318.
10. Hannu T, Mattila L, Siitonen A, Leirisalo-Repo M. Reactive arthritis attributable to Shigella infection: a clinical and epidemiological nationwide study. Ann Rheum Dis. 2005, 64:594-598.
11. Braun J, Laitko S, Treharne J, et al. Chlamydia pneumoniae---a new causative agent of reactive arthritis and undifferentiated oligoarthritis. Ann Rheum Dis 1994, 53:100-105.
12. Hannu T, Puolakkainen M, Leirisalo-Repo M. Chlamydia pneumoniae as a triggering infection in reactive arthritis. Rheumatology (Oxford). 1999, 38:411-414.
13. Keat A. Reiter's syndrome and reactive arthritis in perspective. N Engl J Med. 1983, 309:1606-1615.
14. Laasila K, Leirisalo-Repo M. Recurrent reactive arthritis associated with urinary tract infection by Escherichia coli. J Rheumatol. 1999, 26:2277-2279.
15. Locht H, Krogfelt KA Comparison of rheumatological and gastrointestinal symptoms after infection with Campylobacter jejuni/coli and enterotoxigenic Escherichia coli. Ann Rheum Dis. 2002, 61:448-452.
16. Leirisalo M, Skylv G, Kousa M, et al. Followup study on patients with Reiter's disease and reactive arthritis, with special reference to HLA-B27. Arthritis Rheum. 1982, 25:249-259.
17. Hannu TJ, Leirisalo-Repo M. Clinical picture of reactive salmonella arthritis. J Rheumatol. 1988, 15:1668-1671.
18. Mattila L, Leirisalo-Repo M, Koskimies S, Granfors K, Siitonen A. Reactive arthritis following an outbreak of Salmonella infection in Finland. Br J Rheumatol. 1994, 33:1136-1141.
19. Mattila L, Leirisalo-Repo M, Pelkonen P, Koskimies S, Granfors K, Siitonen A. Reactive arthritis following an outbreak of Salmonella bovismorbificans infection. J Infect. 1998, 36:289-295.
20. Rudwaleit M, Richter S, Braun J, Sieper J. Low incidence of reactive arthritis in children following a salmonella outbreak. Ann Rheum Dis. 2001, 60:1055-1057.
21. Maki-Ikola O, Granfors K. Salmonella-triggered reactive arthritis. Lancet 1992, 339:1096-1098.
22. Maki-Ikola O. Reactive arthritis after unusual Salmonella infections. Lancet 1990, 336:1387.
23. Thomson GT, Rajanayagam C, Chiu B, Thorne C, Falk J, Inman RD Interplay of microbe and major histocompatibility complex: a family study. J Rheumatol. 1991, 18:1756-1759.
24. Thomson GT, Chiu B, De Rubeis D, Falk J, Inman RD Immunoepidemiology of post- Salmonella reactive arthritis in a cohort of women. Clin Immunol Immunopathol. 1992, 64:227-232.
25. Locht H, Kihlstrom E, Lindstrom FD Reactive arthritis after Salmonella among medical doctors---study of an outbreak. J Rheumatol. 1993, 20:845-848.
26. Shrivastava A, Thistlethwaite D. Erythema nodosum and arthritis with Salmonella enteritidis enteritis. Br J Dermatol 1993, 128:704.
27. Huppertz HI, Sandhage K. Reactive arthritis due to Salmonella enteritidis complicated by carditis. Acta Paediatr. 1994, 83:1230-1231.
28. Samuel MP, Zwillich SH, Thomson GT, et al. Fast food arthritis---a clinico-pathologic study of post- Salmonella reactive arthritis. J Rheumatol. 1995, 22:1947-1952.
29. Thomson GT, DeRubeis DA, Hodge MA, Rajanayagam C, Inman RD Post-Salmonella reactive arthritis: late clinical sequelae in a point source cohort. Am J Med 1995, 98:13-21.
30. Aragon A, Duran Perez-Navarro A. Familial Salmonella-triggered reactive arthritis. Br J Rheumatol. 1996, 35:908-909.
31. Fischel JD, Lipton J. Acute anterior uveitis in juvenile Reiter's syndrome. Clin Rheumatol. 1996, 15:83-85.
32. Kanakoudi-Tsakalidou F, Pardalos G, Pratsidou-Gertsi P, Kansouzidou-Kanakoudi A, Tsangaropoulou-Stinga H. Persistent or severe course of reactive arthritis following Salmonella enteritidis infection. A prospective study of 9 cases. Scand J Rheumatol. 1998, 27:431-434.
33. Kirveskari J, He Q, Holmstrom T, et al. Modulation of peripheral blood mononuclear cell activation status during Salmonellatriggered reactive arthritis. Arthritis Rheum. 1999, 42:2045-2054.
34. Kirveskari J, He Q, Leirisalo-Repo M, et al. Enterobacterial infection modulates major histocompatibility complex class I expression on mononuclear cells. Immunology. 1999, 97:420-428.
35. McColl GJ, Diviney MB, Holdsworth RF, et al. HLA-B27 expression and reactive arthritis susceptibility in two patient cohorts infected with Salmonella typhimurium. Aust NZ J Med 2000, 30:28-32.
36. Ekman P, Kirveskari J, Granfors K. Modification of disease outcome in Salmonella-infected patients by HLA-B27. Arthritis Rheum. 2000, 43:1527-1534.
37. Paronen I. Reiter's disease. A study of 344 cases observed in Finland. Acta Med Scand 1948, 131(suppl 212):1-113.
38. Berden JH, Muytjens HL, Van de Putte LB Reactive arthritis associated with Campylobacter jejuni enteritis. Br Med J. 1979, 1:380-381.
39. Bekassay AN, Enell H, Schalen C. Severe polyarthritis following Campylobacter enteritis in a 12-year-old boy. Acta Paediatr Scand. 1980, 69:269-271.
40. Kosunen TU, Kauranen O, Martio J, et al. Reactive arthritis after Campylobacter jejuni enteritis in patients with HLA-B27. Lancet. 1980, 1:1312-1313.
41. Leung FY, Littlejohn GO, Bombardier C. Reiter's syndrome after Campylobacter jejuni enteritis. Arthritis Rheum. 1980, 23:948-950.
42. Saari KM, Kauranen O. Ocular inflammation in Reiter's syndrome associated with Campylobacter jejuni enteritis. Am J Ophthalmol. 1980, 90:572-573.
43. Van de Putte LB, Berden JH, Boerbooms MT, et al. Reactive arthritis after Campylobacter jejuni enteritis. J Rheumatol. 1980, 7:531-535.
44. Kosunen TU, Ponka A, Kauranen O, et al. Arthritis associated with Campylobacter jejuni enteritis. Scand J Rheumatol. 1981, 10:77-80.
45. Ponka A, Martio J, Kosunen TU Reiter's syndrome in association with enteritis due to Campylobacter fetus ssp jejuni. Ann Rheum Dis. 1981, 40:414-415.
46. Schaad UB Reactive arthritis associated with Campylobacter enteritis. Pediatr Infect Dis. 1982, 1:328-332.
47. Short CD, Klouda PT, Smith L. Campylobacter jejuni enteritis and reactive arthritis. Ann Rheum Dis 1982, 41:287-288.
48. Albert J, Spaeth PJ, Ott H, Buetler R. Symmetrical reactive oligoarthritis after Campylobacter jejuni enteritis---case report and study of the synovial complement. Z Rheumatol. 1983, 42:104-106.
49. Bengtsson A, Ahlstrand C, Lindstrom FD, Kihlstrom E. Bacteriological findings in 25 patients with Reiter's syndrome (reactive arthritis). Scand J Rheumatol. 1983, 12:157-160.
50. Eastmond CJ Gram-negative bacteria and B27 disease. Br J Rheumatol. 1983, 22:67-74.
51. Eastmond CJ, Rennie JA, Reid TM An outbreak of Campylobacter enteritis---a rheumatological followup survey. J Rheumatol. 1983, 10:107-108.
52. Johnsen K, Ostensen M, Melbye AC, Melby K. HLA-B27-negative arthritis related to Campylobacter jejuni enteritis in three children and two adults. Acta Med Scand. 1983, 214:165-168.
53. Ebright JR, Ryan LM Acute erosive reactive arthritis associated with Campylobacter jejuni-induced colitis. Am J Med. 1984, 76:321-323.
54. Pipalia DH, Plumber ST, Vora S, Mehta A, Vora IM, Naik SR Campylobacter jejuni infection with acute self limiting colitis and polyarthritis. Indian J Gastroenterol 1988, 7:47-48.
55. Bremell T, Bjelle A, Svedhem A. Rheumatic symptoms following an outbreak of campylobacter enteritis: a five year follow up. Ann Rheum Dis. 1991, 50:934-938.
56. Policastro AM Index of suspicion. Case 3 Campylobacter gastroenteritis with joint pain. Pediatr Rev. 1994, 15:117-119.
57. Goudswaard J, Sabbe L, Te WW Reactive arthritis as a complication of Campylobacter lari enteritis. J Infect 1995, 31:171.
58. Hannu T, Kauppi M, Tuomala M, Laaksonen I, Klemets P, Kuusi M. Reactive arthritis following an outbreak of Campylobacter jejuni infection. J Rheumatol. 2004, 31:528-530.
59. Thomson GT, Alfa M, Orr K, Thomson BR, Olson N. Secretory immune response and clinical sequelae of Salmonella infection in a point source cohort. J Rheumatol. 1994, 21:132-137.
60. Heikkila S, Viitanen JV, Kautianen H, Kauppi M. Evaluation of the Finnish versions of the functional indices BASFI and DFI in spondylarthropathy. Clin Rheumatol. 2000, 19:464-469.
61. Heikkila S, Ronni S, Kautiainen HJ, Kauppi MJ Functional impairment in spondyloarthropathy and fibromyalgia. J Rheumatol. 2002, 29:1415-1419.
62. Maksymowych WP, Lambert R, Jhangri GS, et al. Clinical and radiological amelioration of refractory peripheral spondyloarthritis by pulse intravenous pamidronate therapy. J Rheumatol. 2001, 28:144-155.
63. Kousa M, Saikku P, Richmond S, Lassus A. Frequent association of chlamydial infection with Reiter's syndrome. Sex Transm Dis. 1978, 5:57-61.
64. Keat AC, Thomas BJ, Taylor-Robinson D, Pegrum GD, Maini RN, Scott JT Evidence of Chlamydia trachomatis infection in sexually acquired reactive arthritis. Ann Rheum Dis. 1980, 39:431-437.
65. Leirisalo-Repo M. Are antibiotics of any use in reactive arthritis?. APMIS 1993, 101:575-581.
66. Bardin T, Enel C, Cornelis F, et al. Antibiotic treatment of venereal disease and Reiter's syndrome in a Greenland population. Arthritis Rheum. 1992, 35:190-194.
67. Hannu T, Mattila L, Siitonen A, Leirisalo-Repo M. Reactive arthritis following an outbreak of Salmonella typhimurium phage type 193 infection. Ann Rheum Dis. 2002, 61:264-266.
68. Lauhio A, Leirisalo-Repo M, Lahdevirta J, Saikku P, Repo H. Double-blind, placebo-controlled study of three-month treatment with lymecycline in reactive arthritis, with special reference to Chlamydia arthritis. Arthritis Rheum. 1991, 34:6-14.
69. Toivanen A, Yli-Kerttula T, Luukkainen R, Merilahti-Palo R, Granfors K, Seppala J. Effect of antimicrobial treatment on chronic reactive arthritis. Clin Exp Rheumatol. 1993, 11:301-307.
70. Sieper J, Fendler C, Laitko S, et al. No benefit of long-term ciprofloxacin treatment in patients with reactive arthritis and undifferentiated oligoarthritis: a three-month, multicenter, double-blind, randomized, placebo-controlled study. Arthritis Rheum. 1999, 42:1386-1396.
71. Yli-Kerttula T, Luukkainen R, Yli-Kerttula U, et al. Effect of a three month course of ciprofloxacin on the outcome of reactive arthritis. Ann Rheum Dis. 2000, 59:565-570.
72. Kvien TK, Gaston JS, Bardin T, et al. Three month treatment of reactive arthritis with azithromycin: a EULAR double blind, placebo controlled study. Ann Rheum Dis. 2004, 63:1113-1119.
73. Fox R, Calin A, Gerber RC, Gibson D. The chronicity of symptoms and disability in Reiter's syndrome. An analysis of 131 consecutive patients. Ann Intern Med. 1979, 91:190-193.
74. Good AE Reiter's syndrome: long-term follow-up in relation to development of ankylosing spondylitis. Ann Rheum Dis 1979, 38(suppl 1):39-45.
75. Leirisalo-Repo M, Helenius P, Hannu T, et al. Long-term prognosis of reactive salmonella arthritis. Ann Rheum Dis. 1997, 56:516-520.
76. Leirisalo-Repo M, Suoranta H. Ten-year follow-up study of patients with Yersinia arthritis. Arthritis Rheum. 1988, 31:533-537.
77. Lehtinen A, Leirisalo-Repo M, Taavitsainen M. Persistence of enthesopathic changes in patients with spondylarthropathy during a 6-month follow-up. Clin Exp Rheumatol. 1995, 13:733-736.
78. Kruger K, Schattenkirchner M. Reactive arthritis---clinical aspects and course. Wien Klin Wochenschr. 1983, 95:884-889.
79. Sairanen E, Paronen I, Mahonen H. Reiter's syndrome: a followup study. Acta Med Scand. 1969, 185:57-63.
80. Granfors K, Jalkanen S, von Essen R, et al. Yersinia antigens in synovial-fluid cells from patients with reactive arthritis. N Engl J Med 1989, 320:216-221.
81. Granfors K, Jalkanen S, Lindberg AA, et al. Salmonella lipopolysaccharide in synovial cells from patients with reactive arthritis. Lancet 1990, 335:685-688.
82. Hammer M, Zeidler H, Klimsa S, Heesemann J. Yersinia enterocolitica in the synovial membrane of patients with Yersiniainduced arthritis. Arthritis Rheum 1990, 33:1795-1800.
83. Hoogkamp-Korstanje JA Antibiotics in Yersinia enterocolitica infections. J Antimicrob Chemother. 1987, 20:123-131.
84. Hoogkamp-Korstanje JA, de Koning J, Heesemann J. Persistence of Yersinia enterocolitica in man. Infection. 1988, 16:81-85.
85. Hoogkamp-Korstanje JA, de Koning J, Heesemann J, Festen JJ, Houtman PM, van Oyen PL Influence of antibiotics on IgA and IgG response and persistence of Yersinia enterocolitica in patients with Yersinia-associated spondylarthropathy. Infection. 1992, 20:53-57.
86. Bas S, Griffais R, Kvien TK, Glennas A, Melby K, Vischer TL Amplification of plasmid and chromosome Chlamydia DNA in synovial fluid of patients with reactive arthritis and undifferentiated seronegative oligoarthropathies. Arthritis Rheum. 1995, 38:1005-1013.
87. Sieper J, Braun J, Brandt J, et al. Pathogenetic role of Chlamydia, Yersinia and Borrelia in undifferentiated oligoarthritis. J Rheumatol. 1992, 19:1236-1242.
88. Gerard HC, Branigan PJ, Schumacher HR, Hudson AP Synovial Chlamydia trachomatis in patients with reactive arthritis/Reiter's syndrome are viable but show aberrant gene expression. J Rheumatol. 1998, 25:734-742.
89. Laasila K, Laasonen L, Leirisalo-Repo M. Antibiotic treatment and long term prognosis of reactive arthritis. Ann Rheum Dis. 2003, 62:655-658.
90. Yli-Kerttula T, Luukkainen R, Yli-Kerttula U, et al. Effect of a three month course of ciprofloxacin on the late prognosis of reactive arthritis. Ann Rheum Dis. 2003, 62:880-884.
91. Carter JD, Valeriano J, Vasey FB Antimicrobial treatment for Chlamydia induced reactive arthritis. Ann Rheum Dis. 2005, 64:512-513.
92. Leirisalo-Repo M. Prognosis, course of disease, and treatment of the spondyloarthropathies. Rheum Dis Clin North Am 1998, 24:737-751. viii.
93. Sieper J, Braun J. Pathogenesis of spondylarthropathies. Persistent bacterial antigen, autoimmunity, or both?. Arthritis Rheum. 1995, 38:1547-1554.
94. Braun J, Bollow M, Neure L, et al. Use of immunohistologic and in situ hybridization techniques in the examination of sacroiliac joint biopsy specimens from patients with ankylosing spondylitis. Arthritis Rheum. 1995, 38:499-505.
95. Braun J, Bollow M, Eggens U, Konig H, Distler A, Sieper J. Use of dynamic magnetic resonance imaging with fast imaging in the detection of early and advanced sacroiliitis in spondylarthropathy patients. Arthritis Rheum. 1994, 37:1039-1045.
96. Bollow M, Fischer T, Reisshauer H, et al. Quantitative analyses of sacroiliac biopsies in spondyloarthropathies: T cells and macrophages predominate in early and active sacroiliitis---cellularity correlates with the degree of enhancement detected by magnetic resonance imaging. Ann Rheum Dis. 2000, 59:135-140.
97. Leirisalo-Repo M, Turunen U, Stenman S, Helenius P, Seppala K. High frequency of silent inflammatory bowel disease in spondylarthropathy. Arthritis Rheum. 1994, 37:23-31.
98. Mielants H, Veys EM, Goemaere S, Cuvelier C, De Vos M. A prospective study of patients with spondyloarthropathy with special reference to HLA-B27 and to gut histology. J Rheumatol. 1993, 20:1353-1358.
99. Leirisalo-Repo M, Repo H. Gut and spondyloarthropathies. Rheum Dis Clin North Am. 1992, 18:23-35.
100. Maki-Ikola O, Leirisalo-Repo M, Turunen U, Granfors K. Association of gut inflammation with increased serum IgA class Klebsiella antibody concentrations in patients with axial ankylosing spondylitis (AS): implication for different aetiopathogenetic mechanisms for axial and peripheral AS?. Ann Rheum Dis 1997, 56:180-183.
101. Maki-Ikola O, Nissila M, Lehtinen K, Leirisalo-Repo M, Toivanen P, Granfors K. Antibodies to Klebsiella pneumoniae, Escherichia coli and Proteus mirabilis in the sera of patients with axial and peripheral form of ankylosing spondylitis. Br J Rheumatol. 1995, 34:413-417.
102. Purrmann J, Zeidler H, Bertrams J, et al. HLA antigens in ankylosing spondylitis associated with Crohn's disease. Increased frequency of the HLA phenotype B27, B44. J Rheumatol 1988, 15:1658-1661.
103. Lindholm H, Visakorpi R. Late complications after a Yersinia enterocolitica epidemic: a follow up study. Ann Rheum Dis. 1991, 50:694-696.
104. Szanto E, Hagenfeldt K. Sacro-iliitis in women---a sequela to acute salpingitis. A follow-up study. Scand J Rheumatol. 1983, 12:89-92.
105. Lehtinen K. 76 patients with ankylosing spondylitis seen after 30 years of disease. Scand J Rheumatol 1983, 12:5-11.
106. van der PM, van Denderen JC, van den Brule AJ, et al. Prevalence of Chlamydia trachomatis in urine of male patients with ankylosing spondylitis is not increased. Ann Rheum Dis. 2000, 59:300-302.
107. Martfnez A, Pacheco-Tena C, Vazquez-Mellado J, Burgos-Vargas R. Relationship between disease activity and infection in patients with spondyloarthropathies. Ann Rheum Dis. 2004, 63:1338-1340.
108. Lange U, Berliner M, Ludwig M, et al. Ankylosing spondylitis and infections of the female urogenital tract. Rheumatol Int. 1998, 17:181-184.
109. Sieper J. Disease mechanisms in reactive arthritis. Curr Rheumatol Rep. 2004, 6:110-116.
110. Maksymowych WP Update in spondylarthropathy. Arthritis Rheum. 2004, 51:143-146.
111. Zhang X, Glogauer M, Zhu F, Kim TH, Chiu B, Inman RD Innate immunity and arthritis: neutrophil Rac and toll-like receptor 4 expression define outcomes in infection-triggered arthritis. Arthritis Rheum. 2005, 52:1297-1304.
112. Popov I, Dela Cruz CS, Barber BH, Chiu B, Inman RD Breakdown of CTL tolerance to self HLA-B 2705 induced by exposure to Chlamydia trachomatis. J Immunol. 2002, 169:4033-4038.
113. Zhang X, Aubin JE, Kim TH, Payne U, Chiu B, Inman RD Synovial fibroblasts infected with Salmonella enterica serovar Typhimurium mediate osteoclast differentiation and activation. Infect Immun. 2004, 72:7183-7189.
114. Olhagen B. Chronic uro-polyarthritis in the male. Acta Med Scand. 1960, 168:339-345.
115. Schiefer HG, Weidner W, Krauss H, Gerhardt U, Schmidt KL Rheumatoid factor-negative arthritis, especially ankylosing spondylitis, and infections of the male urogenital tract. Zentralbl Bakteriol Mikrobiol Hyg [A]. 1983, 255:511-517.
116. Claudepierre P, Gueguen A, Ladjouze A, et al. Predictive factors of severity of spondyloarthropathy in North Africa. Br J Rheumatol. 1995, 34:1139-1145.
117. Hajjaj-Hassouni N, Maetzel A, Dougados M, Amor B. Comparison of patients evaluated for spondylarthropathy in France and Morocco. Rev Rhum Ed Fr. 1993, 60:420-425.
118. Lau CS, Burgos-Vargas R, Louthrenoo W, Mok MY, Wordsworth P, Zeng QY Features of spondyloarthritis around the world. Rheum Dis Clin North Am. 1998, 24:753-770.
119. Huang F, Zhang J, Zhu J, Guo J, Yang C. Juvenile spondyloarthropathies: the Chinese experience. Rheum Dis Clin North Am. 2003, 29:531-547.
120. Pacheco-Tena C, Alvarado DLB, Lopez-Vidal Y, et al. Bacterial DNA in synovial fluid cells of patients with juvenile onset spondyloarthropathies. Rheumatology (Oxford). 2001, 40:920-927.
121. Lehtinen A, Taavitsainen M, Leirisalo-Repo M. Sonographic analysis of enthesopathy in the lower extremities of patients with spondylarthropathy. Clin Exp Rheumatol. 1994, 12:143-148.
122. Balint PV, Kane D, Wilson H, McInnes IB, Sturrock RD Ultrasonography of entheseal insertions in the lower limb in spondyloarthropathy. Ann Rheum Dis. 2002, 61:905-910.
123. Grigoryan M, Roemer FW, Mohr A, Genant HK Imaging in spondyloarthropathies. Curr Rheumatol Rep. 2004, 6:102-109.
124. Hermann KG, Bollow M. Magnetic resonance imaging of the axial skeleton in rheumatoid disease. Best Pract Res Clin Rheumatol. 2004, 18:881-907.