CancersNeoplasmNeoplasm by MorphologyEpithelial NeoplasmSkin Epithelial NeoplasmBenign Skin Epithelial NeoplasmUngual FibrokeratomaKoenen TumorSubtypeKoenen TumorCI-CAN-00005683Explore in graph →Non-malignantNCItC206171 OverviewStatisticsSurvivalGenomicsVariants & evidenceDrugsTrialsResearchRankingsSources & provenance