Abstract:

A 54?鄄year?鄄old female presented with indurated nodules and plaques on the left chest and back for 32 years. Skin examination showed little A 54-year-old female presented with indurated nodules and plaques on the left chest and back for 32 years. Skin examination showed little finger- to soybean-sized, slightly whitish indurated nodules with little mobility arising on skin-colored indurated plaques following Blaschko′s lines on the left chest and back. The lesional skin was sclerotic and atrophic, and the lesions were distributed unilaterally. Serum levels of calcium, phosphate, alkaline phosphatase and parathyroid hormone were normal. Histopathological examination revealed fibrous scar with flake-like calcification. The diagnosis was idiopathic calcinosis cutis following Blaschko′s lines.

Key words: Blaschko lines