polyarthralgia

pathology

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In connective tissue disease: Scleroderma
…stiffness of the joints (polyarthralgia)—often mistaken for rheumatoid arthritis—and paroxysmal blanching and cyanosis (becoming blue) of the fingers induced by exposure to cold (Raynaud syndrome). The skin changes may be restricted to the fingers (sclerodactyly) and face but often spread. Although there may be spontaneous improvement in the condition…
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