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Papillomatosis papulosa confluens reticulata et pigmentata is a rare dermatosis that presents clinically with pigmented, papillomatous, hyperkeratotic plaques with central confluence and reticulated peripheral pattern. The etiology remains unclear but current data points to a keratinization defect as the main pathological mechanism. There is one case report in the literature of a UV-induced Papillomatosis papulosa confluens reticulata et pigmentata. We present a 16-year old patient withdoi:10.14748/ssm.v45i4.241 fatcat:ckxrv5brurdtxi6zwkkp5tpi3a