Journal of cutaneous pathology
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Cutaneous collagenous vasculopathy is a rare microangiopathy of superficial dermal blood vessels. Patients present with telangiectatic macules, predominantly on the extremities. ⋯ The amorphous pink material is periodic acid-Schiff-positive and resistant to diastase. We describe a series of four patients with cutaneous collagenous vasculopathy and highlight its clinical and histopathologic features.
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Letter Case Reports
Syphilis with a lichen planus-like pattern (hypertrophic syphilis).