Clinical Edge

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DECT has mixed performance in differentiating gout vs. CPPD

Key clinical point: DECT may be of limited utility for differentiating between gout and CPPD.

Major finding: Compared with arthrocentesis and subsequent polarization microscopy, DECT had sensitivity and specificity of 59.1% and 100%, respectively, for diagnosis of gout, and 37.5% and 81.8%, respectively, for diagnosis of CPPD.

Study details: A prospective cohort study of 30 patients with suspected gout or CPPD.

Disclosures: The study did not receive any specific funding. Dr. Schäfer disclosed a variety of financial relationships with multiple pharmaceutical companies.


Kravchenko D et al. Ann Rheum Dis. 2020 Jun;79[suppl 1]:196.