Mikkel Østergaard

Mikkel Østergaard

Clinical Professor

Member of:

  • Internal Medicine: Rheumatology


  1. Published

    10+ Years’ Follow-up of a Danish 2-Year Treat-to-Target RCT in Patients with Early Rheumatoid Arthritis: Baseline Predictors of Functional and Radiographic Outcomes

    Hetland, Merete Lund, Stengaard-Pedersen, K., Junker, P., Lindegaard, H., Ellingsen, T., Pødenphanth, J., Skjødt, H., Vestergaard, A., Ejbjerg, B. J., Jacobsen, Søren, Krogh, N. S., Østergaard, Mikkel & Hørslev-Petersen, K., 2016, In: Arthritis & Rheumatology. 68, S10, 3 p., 3210.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  2. Published

    2006 annual research and education meeting of the Spondyloarthritis Research and Therapy Network (SPARTAN).

    Khan, M. A., Clegg, D. O., Deodhar, A. A., Gabriel, S., Gaston, J. S. H., Hirsch, R., Reveille, J. D., Turkiewicz, A. M., Østergaard, Mikkel, Weisman, M. H., Davis, J. C. & NN, N., 2007, In: Journal of Rheumatology. 34, 5, p. 1118-24 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Magnetic resonance imaging findings in 84 patients with early rheumatoid arthritis: bone marrow oedema predicts erosive progression.

    Haavardsholm, E. A., Bøyesen, P., Østergaard, Mikkel, Schildvold, A. & Kvien, T. K., 2008, In: Annals of the Rheumatic Diseases. 67, 6, p. 794-800

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    A Biomarker of Type VI Collagen Degradation (C6M) Is Associated with Changes in ASDAS MRI Measures of Infl ammation in Patients with Axial Spondyloarthritis During TNF Inhibitor Therapy

    Nielsen, S. H., Bay-Jensen, A., Østergaard, Mikkel, Siebuhr, A., Karsdal, M., Sørensen, I. J., Weber, U., Loft, A. G., Kollerup, G., Thamsborg, G., gjc556, gjc556, Møller, J. & Pedersen, S. J., 2019, In: Arthritis & Rheumatology. 71, 10, 3 p., 0583.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  5. Published

    A PHASE IV, MULTICENTER, SINGLE-ARM, OPEN-LABEL STUDY TO EVALUATE THE IMPACT OF APREMILAST ON HAND AND WHOLE-BODY MRI OUTCOMES IN PATIENTS WITH PSORIATIC ARTHRITIS (MOSAIC): RATIONALE, DESIGN AND METHODS

    Østergaard, Mikkel, Maksymowych, W. P., Boesen, Mikael Ploug, Kubassova, O., Nakasato, P., Guerette, B., Teng, L. & Mease, P. J., 2019, In: Annals of the Rheumatic Diseases. 78, Suppl 2, p. 2046-2046 AB1170.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  6. Published

    A data driven approach to the definition of a positive MRI of the sacroiliac joints in spondyloarthritis

    Weber, U., Zubler, V., Pedersen, S. J., Rufibach, K., Lambert, R. G., Chan, S., Østergaard, Mikkel & Maksymowych, W., 2012, In: Annals of the Rheumatic Diseases. 71, Suppl. 3, p. 112-113 2 p.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  7. Published

    A disintegrin and metalloprotease-17 and galectin-9 are important regulators of local 4-1BB activity and disease outcome in rheumatoid arthritis

    Nielsen, M. A., Andersen, T., Etzerodt, A., Kragstrup, T. W., Rasmussen, T. K., Stengaard-Pedersen, K., Hetland, Merete Lund, Hørslev-Petersen, K., Junker, P., Østergaard, Mikkel, Hvid, M., Moestrup, S. K. & Deleuran, B., 2016, In: Rheumatology (Oxford, England). 55, 10, p. 1871-1879 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    A follow-up study applying dynamic and conventional MRI and clinical measures in psoriatic arthritis patients.

    Poggenborg, R. P., Bøyesen, P., Wiell, C., Pedersen, S. J., Sørensen, I. J., gjc556, gjc556, Slot, O., Møller, J. M., Boesen, M., Bliddal, Henning, Kubassova, O. & Østergaard, Mikkel, 2012, In: Scandinavian Journal of Rheumatology. Supplement. 41, 126 suppl., p. 63-4 2 p.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  9. Published

    A multicenter reliability study of extremity-magnetic resonance imaging in the longitudinal evaluation of rheumatoid arthritis

    Conaghan, P. G., Ejbjerg, B., Lassere, M., Bird, P., Peterfy, C., Emery, P., McQueen, F., Haavardsholm, E., O'Connor, P., Edmonds, J., Genant, H. & Østergaard, Mikkel, 2007, In: Journal of Rheumatology. 34, 4, p. 857-8 1 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    A multireader reliability study comparing conventional high-field magnetic resonance imaging with extremity low-field MRI in rheumatoid arthritis.

    Bird, P., Ejbjerg, B., Lassere, M., Østergaard, Mikkel, McQueen, F., Peterfy, C., Haavardsholm, E., O'Connor, P., Genant, H., Edmonds, J., Emery, P. & Conaghan, P. G., 2007, In: Journal of Rheumatology. 34, 4, p. 854-6 2 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    A novel fluorescence optical imaging scoring system for hand synovitis in rheumatoid arthritis-validity and agreement with ultrasound

    Ammitzbøll-Danielsen, M., Glinatsi, D., Terslev, Lene & Østergaard, Mikkel, 2022, In: Rheumatology. 61, 2, p. 636-647 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    A treat-to-target strategy with methotrexate and intra-articular triamcinolone with or without adalimumab effectively reduces MRI synovitis, osteitis and tenosynovitis and halts structural damage progression in early rheumatoid arthritis: results from the OPERA randomised controlled trial

    Axelsen, M. B., Eshed, I., Hørslev-Petersen, K., Stengaard-Pedersen, K., Hetland, M. L., Møller, J., Junker, P., Pødenphanth, J., Schlemmer, A., Ellingsen, T., Ahlquist, P., Lindegaard, H., Linauskas, A., Dam, M. Y., Hansen, I., Horn, H. C., Ammitzbøll, C. G., Jørgensen, A., Krintel, S. B., Raun, J. & 4 others, Krogh, N. S., Johansen, Julia Sidenius, Østergaard, Mikkel & OPERA study group, O. S. G., May 2015, In: Annals of the Rheumatic Diseases. 74, 5, p. 867-875 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    AB1042 Dynamic contrast-enhanced magnetic resonance imaging in a randomized placebo-controlled rheumatoid arthritis trial – impact of applying joint coverage quality criteria

    Axelsen, M., Bliddal, Henning, Jacobssen, L., Hansen, M., Dudek, A., Rell-bakalarska, M., Boesen, Mikael Ploug, Stefanek, J., Sundman-Engberg, B. & Østergaard, Mikkel, 2017, In: Annals of the Rheumatic Diseases. 76, Suppl 2, p. 1419 518.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  14. Published

    AB1202 Is fluorescence optical imaging assessment associated with ultrasonography synovitis in the wrist and hand of rheumatoid arthritis patients?

    Danielsen, M. A., Østergaard, Mikkel, Terselv, L. & Glinatsi, D., 2018, In: Annals of the Rheumatic Diseases. 77, 2, p. 1700-1701 2 p.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  15. Published

    ASDAS, BASDAI and different treatment responses and their relation to biomarkers of inflammation, cartilage and bone turnover in patients with axial spondyloarthritis treated with TNFα inhibitors

    Pedersen, S. J., Sørensen, I. J., Garnero, P., Johansen, J. S., Madsen, O. R., Tvede, N., Hansen, M. S., Thamsborg, G., Andersen, L. S., Majgaard, O., Loft, A. G., Erlendsson, J., Asmussen, K., Jurik, A. G., Møller, J., Hasselquist, M., Mikkelsen, D., Skjødt, T., Lambert, R., Hansen, A. & 1 others, Østergaard, Mikkel, 2011, In: Annals of the Rheumatic Diseases. 70, 8, p. 1375-81 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Active conventional treatment and three different biological treatments in early rheumatoid arthritis: Phase IV investigator initiated, randomised, observer blinded clinical trial

    Hetland, M. L., Haavardsholm, E. A., Rudin, A., Nordström, D., Nurmohamed, M., Gudbjornsson, B., Lampa, J., Hørslev-Petersen, K., Uhlig, T., Grondal, G., Østergaard, M., Heiberg, M. S., Twisk, J., Lend, K., Krabbe, S., Hyldstrup, L. H., Lindqvist, J., Hultgård Ekwall, A. K., Grøn, K. L., Kapetanovic, M. & 23 others, Faustini, F., Tuompo, R., Lorenzen, T., Cagnotto, G., Baecklund, E., Hendricks, O., Vedder, D., Sokka-Isler, T., Husmark, T., Ljoså, M. K. A., Brodin, E., Ellingsen, T., Söderbergh, A., Rizk, M., Olsson, Å. R., Larsson, P., Uhrenholt, L., Just, S. A., Stevens, D. J., Laurberg, T. B., Bakland, G., Olsen, I. C. & Van Vollenhoven, R., 2020, In: The BMJ. 371, m4328.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Active inflammatory lesions detected by magnetic resonance imaging in the spine of patients with spondyloarthritis-definitions, assessment system, and reference image set

    Lambert, R. G., Pedersen, S. J., Maksymowych, W. P., Chiowchanwisawakit, P. & Østergaard, Mikkel, 2009, In: Journal of Rheumatology. 84, p. 3-

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Adalimumab added to Methotrexate and intra-articular glucocorticoid increases remission rates at one year in early, DMARD-naïve patients with rheumatoid arthritis - An investigator-initiated randomized, controlled, double-blinded study.

    Hørslev-Petersen, K., Hetland, Merete Lund, Junker, P., Pødenphanth, J., Ellingsen, T., Ahlqvist, P., Lindegaard, H. M., Linauskas, A., Schlemmer, A., Dam, M. Y., Hansen, I., Horn, H. C., Jørgensen, A., Krintel, S. B., Raun, J., Ammizbøll, C. G., Johansen, Julia Sidenius, Østergaard, Mikkel & Stengaard-Pedersen, K., 2011, In: Arthritis & Rheumatism. 63, 10 (suppl.), p. S147 1 p.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  19. Published

    Adalimumab added to a treat-to-target strategy with methotrexate and intra-articular triamcinolone in early rheumatoid arthritis increased remission rates, function and quality of life. The OPERA Study: an investigator-initiated, randomised, double-blind, parallel-group, placebo-controlled trial

    Hørslev-Petersen, K., Hetland, Merete Lund, Junker, P., Pødenphant, J., Ellingsen, T., Ahlquist, P., Lindegaard, H., Linauskas, A., Schlemmer, A., Dam, M. Y., Hansen, I., Horn, H. C., Ammitzbøll, C. G., Jørgensen, A., Krintel, S. B., Raun, J., Johansen, Julia Sidenius, Østergaard, Mikkel, Stengaard-Pedersen, K. & OPERA Study-Group, O. S., Apr 2014, In: Annals of the Rheumatic Diseases. 73, 4, p. 654-661 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Adding Ultrasound to the Treat-to-Target Strategy Shows No Benefit in Achievement of Remission: Results from the Biodam Cohort

    Sepriano, A., Ramiro, S., Landewe, R. B. M., van der Heijde, D., Ohrndorf, S., Fitzgerald, O., Backhaus, M., Larche, M., Homik, J., Saraux, A., Hammer, H. B., Terslev, L., Østergaard, M., Burmester, G. R., Combe, B., Dougados, M., Hitchon, C. A., Boire, G., Lambert, R. G., Dadashova, R. & 3 others, Paschke, J., Hutchings, E. & Maksymowych, W. P., 2017, In: Arthritis & Rheumatology. 69, Suppl 10, 2967.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  21. Published

    Adherence to Treat-to-target Management in Rheumatoid Arthritis and Associated Factors: Data from the International RA BIODAM Cohort

    Sepriano, A., Ramiro, S., FitzGerald, O., Østergaard, M., Homik, J., van der Heijde, D., Elkayam, O., Thorne, J. C., Larché, M. J., Ferraccioli, G., Backhaus, M., Burmester, G. R., Boire, G., Combe, B., Schaeverbeke, T., Saraux, A., Dougados, M., Rossini, M., Govoni, M., Sinigaglia, L. & 11 others, Cantagrel, A., Barnabe, C., Bingham, C. O., Tak, P. P., van Schaardenburg, D., Hammer, H. B., Paschke, J., Dadashova, R., Hutchings, E., Landewé, R. & Maksymowych, W. P., 2020, In: The Journal of rheumatology. 47, 6, p. 809-819

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Adherence to methotrexate in rheumatoid arthritis: a danish nationwide cohort study

    Bliddal, Henning, Eriksen, S. A., Christensen, R., Lorenzen, T., Hansen, M. S., Østergaard, Mikkel, Dreyer, L., Luta, G. & Vestergaard, P., 2015, In: Arthritis. 2015, p. 915142 7 p.

    Research output: Contribution to journalJournal articleResearch

  23. Published

    Adjustment of the multi-biomarker disease activity score to account for age, sex and adiposity in patients with rheumatoid arthritis

    Curtis, J. R., Flake, D. D., Weinblatt, M. E., Shadick, N. A., Østergaard, Mikkel, Hetland, Merete Lund, Brahe, C. H., Hwang, Y. G., Furst, D. E., Strand, V., Etzel, C. J., Pappas, D. A., Wang, X., Hwang, C. C., Sasso, E. H., Gutin, A., Hitraya, E. & Lanchbury, J. S., 2019, In: Rheumatology. 58, 5, p. 874-883

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Advances in imaging of spondyloarthritis.

    Østergaard, Mikkel, 2012, In: Clinical and Experimental Rheumatology. 30, 4 suppl., p. 600 1 p.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  25. Published

    Advances in the Evaluation of Peripheral Enthesitis by Magnetic Resonance Imaging in Patients With Psoriatic Arthritis

    Østergaard, Mikkel & Maksymowych, W. P., 2023, In: Journal of Rheumatology. 50, p. 18-22 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

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