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Tumorous calcinosis of the atlantoaxial joint: the helmeted dens syndrome
  1. Frank Verhoeven1,2,
  2. Mickaël Chouk1,
  3. Clémentine Delcourt1,
  4. Clément Prati1,2,
  5. Daniel Wendling1,3
  1. 1 Rheumatology, CHU Besancon, Besancon, France
  2. 2 EA 4267 “PEPITE”, UFR Santé, Université de Franche Comte, Besancon, France
  3. 3 EA 4266 EPILAB, UFR Santé, Université de Franche Comte, Besancon, France
  1. Correspondence to Dr Frank Verhoeven, Rheumatology, CHU Besancon, Besancon, France; fverhoeven{at}chu-besancon.fr

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An 82-year-old woman with idiopathic calcinosis presented with neck pain associated with headaches radiating to the upper arms. The idiopathic calcinosis was diagnosed after a surgical removal of a calcinosis of a finger wherein histopathology showed the presence of calcified areas within a non-inflammatory fibrous stroma. The pain was constant and associated with a moderate biological inflammatory syndrome (C reactive protein 10 mg/L). The phosphocalcic balance was normal as were the parathyroid hormone (PTH), the alkaline phosphatase and the renal function. There were no arguments in favour of a laryngeal origin to the pain. Finally, a cervical CT scan was …

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Footnotes

  • Handling editor Josef S Smolen

  • Contributors FV: design, acquisition and interpretation of the work, drafting of the work and approval of the final version. MC: interpretation of data for the work, drafting of the work and approval of the final version. CD: acquisition and interpretation of the work, draft the work and approve the final version. CP: design of the work, drafting of the work and approval of the final version. DW: design and the interpretation of the work, drafting of the work and approval of the final version.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Provenance and peer review Not commissioned; externally peer reviewed.