Compressive cervical myelopathy due to massive periodontoid calcium pyrophosphate crystal deposition

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F. Bobbio-Pallavicini *
O. Epis
L. Cavagna
R. Caporali
C. Montecucco
(*) Corresponding Author:
F. Bobbio-Pallavicini |


77 year-old man suffering from psoriatic arthropathy presented with progressive myelopathy due to massive deposits of calcium pyrophosphate dihydrate crystals in peri-odontoid tissue. The magnetic resonance imaging and computer tomographic pictures of the involved site are shown and discussed. The clinical spectrum of crystal deposition disease involving the atlo-axial joint is briefly reviewed.

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