Psoriatic Arthritis Spondylitis Radiology Index: A Modified Index for Radiologic Assessment of Axial Involvement in Psoriatic Arthritis

REFERENCES

1. 1.↵
   1. Helliwell PS,
   2. Hickling P,
   3. Wright V

   . Do the radiological changes of classic ankylosing spondylitis differ from the changes found in the spondylitis associated with inflammatory bowel disease, psoriasis, and reactive arthritis? Ann Rheum Dis 1998;57:135–40.

   OpenUrlAbstract/FREE Full Text
2. 2.↵
   1. McEwen C,
   2. Di Tata D,
   3. Lingg C,
   4. Porini A,
   5. Good A,
   6. Rankin T

   . A comparative study of ankylosing spondylitis and spondylitis accompanying ulcerative colitis, regional enteritis, psoriasis and Reiter’s disease. Arthritis Rheum 1971;14:291–318.

   OpenUrlPubMed
3. 3.↵
   1. Salvarani C,
   2. Macchioni P,
   3. Cremonesi T,
   4. et al

   . The cervical spine in patients with psoriatic arthritis: a clinical, radiological and immunogenetic study. Ann Rheum Dis 1992;51:73–7.

   OpenUrlAbstract/FREE Full Text
4. 4.↵
   1. Laiho K,
   2. Kauppi M

   . The cervical spine in patients with psoriatic arthritis. Ann Rheum Dis 2002;61:650–2.

   OpenUrlAbstract/FREE Full Text
5. 5.↵
   1. Taylor WJ,
   2. Marchesoni A,
   3. Arreghini M,
   4. Sokoll K,
   5. Helliwell PS

   . A comparison of the performance characteristics of classification criteria for the diagnosis of psoriatic arthritis. Semin Arthritis Rheum 2004;34:575–84.

   OpenUrlCrossRefPubMed
6. 6.↵
   1. MacKay K,
   2. Mack C,
   3. Brophy S,
   4. Calin A

   . The Bath Ankylosing Spondylitis Radiology Index (BASRI): a new validated approach to disease assessment. Arthritis Rheum 1998;41:2263–70.

   OpenUrlCrossRefPubMed
7. 7.↵
   1. Creemers MCW,
   2. Franssen MJAM,
   3. van ‘t Hof MA,
   4. Gribnau FWJ,
   5. Van de Putte LBA,
   6. Van Riel PLCM

   . Assessment of outcome in ankylosing spondylitis: an extended radiographic scoring system. Ann Rheum Dis 2005;64:127–9.

   OpenUrlAbstract/FREE Full Text
8. 8.↵
   1. Chandran V,
   2. O’Shea FD,
   3. Schentag CT,
   4. Inman RD,
   5. Gladman DD

   . Relationship between spinal mobility and radiographic damage in AS and psoriatic spondylitis: a comparative analysis. J Rheumatol 2007;34:2463–5.

   OpenUrlAbstract/FREE Full Text
9. 9.↵
   1. Wanders AJ,
   2. Landewe RB,
   3. Spoorenberg A,
   4. et al

   . What is the most appropriate radiologic scoring method for ankylosing spondylitis? A comparison of the available methods based on the Outcome Measures in Rheumatology Clinical Trials filter. Arthritis Rheum 2004;50:2622–32.

   OpenUrlCrossRefPubMed
10. 10.↵
    1. Bennett PH,
    2. Wood PHN

    . Population studies of the rheumatic diseases. Proceedings of the 3rd International Symposium, New York, 1966. Amsterdam: Excerpta Medica; 1968.
11. 11.↵
    1. Taylor WJ,
    2. Gladman DD,
    3. Helliwell PS,
    4. et al

    . Classification criteria for psoriatic arthritis: Development of new criteria from a large international study. Arthritis Rheum 2006;54:2665–73.

    OpenUrlCrossRefPubMed
12. 12.↵
    1. Calin A,
    2. Porta J,
    3. Fries JF,
    4. Schurman DJ

    . Clinical history as a screening test for ankylosing spondylitis. JAMA 1977;237:2613–4.

    OpenUrlCrossRefPubMed
13. 13.↵
    1. Jenkinson TR,
    2. Mallorie PA,
    3. Whitelock HC,
    4. Kennedy LG,
    5. Garrett SL,
    6. Calin A

    . Defining spinal mobility in ankylosing spondylitis (AS). The Bath AS Metrology Index. J Rheumatol 1994;21:1694–8.

    OpenUrlPubMed
14. 14.↵
    1. Calin A,
    2. Garrett S,
    3. Whitelock H,
    4. et al

    . A new approach to defining functional ability in ankylosing spondylitis: the development of the Bath Ankylosing Spondylitis Functional Index. J Rheumatol 1994;21:2281–5.

    OpenUrlPubMed
15. 15.↵
    1. Ranza R,
    2. Marchesoni A,
    3. Calori G,
    4. et al

    . The Italian version of the Functional Disability Index of the Health Assessment Questionnaire. A reliable instrument for multicenter studies on rheumatoid arthritis. Clin Exp Rheumatol 1993;11:123–8.

    OpenUrlPubMed
16. 16.↵
    1. Lubrano E,
    2. Sarzi PP,
    3. Parsons WJ,
    4. et al

    . Validity and reliability of an Italian version of the revised Leeds disability questionnaire for patients with ankylosing spondylitis. Rheumatology 2005;44:666–9.

    OpenUrlAbstract/FREE Full Text
17. 17.↵
    1. Taylor WJ,
    2. Porter GG,
    3. Helliwell PS

    . Operational definitions and observer reliability of the plain radiographic features of psoriatic arthritis. J Rheumatol 2003;30:2645–58.

    OpenUrlAbstract/FREE Full Text
18. 18.↵
    1. Helliwell PS,
    2. Hetthen J,
    3. Sokoll K,
    4. et al

    . Joint symmetry in early and late rheumatoid and psoriatic arthritis — Comparison with a mathematical model. Arthritis Rheum 2000;43:865–71.

    OpenUrlCrossRefPubMed
19. 19.↵
    1. Taylor WJ,
    2. Zmierczak HG,
    3. Helliwell PS

    . Problems with the definition of axial and peripheral disease patterns in psoriatic arthritis. J Rheumatol 2005;32:974–7.

    OpenUrlFREE Full Text