Epidermal thickening Acrokeratosis 2010-06-16T12:18:42Z Overgrowth of the stratum corneum characterized by flesh-coloured or slightly pigmented smooth or warty papules on the upper surface of hands and feet. SNOMEDCT_US:46629009 Acral keratosis HP:0200016 UMLS:C0001202 Skin nodule