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Clinical introduction
A 71-year-old man presented to the ED with progressive headache and neck pain. The patient had no visual, neurological, chest or abdominal symptoms. Temperature was 38.8°C, he was fully conscious with no signs of meningeal irritation. C reactive protein was 85 mg/L. CXR and brain CT were unremarkable; cerebrospinal fluid analysis was normal. Because of the persistent symptoms, a cervical spine CT was performed during follow-up (figure 1).
Question
What is the most likely diagnosis?
Acute calcific tendinitis of the longus colli muscle (ACTLC)
Rheumatoid arthritis (RA) of the cervical spine
Pseudogout of the atlantoaxial junction
Odontoid fracture type I
Answer: C
Pseudogout of …
Footnotes
Handling editor Sarah Edwards
X @BartenEM
Contributors TJ gave some background information about the disease. KH made the first draft. DB and TJ gave their feedback on the multiple versions and KH repeatedly processed the feedback. DB and TJ also provided their feedback during the multiple revisions. KH submitted the article.
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; internally peer reviewed.
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