title: Seborrheic keratosis arising on an epidermal nevus with HRAS p.G13R mutation.
authors.affiliation: Department of Dermatology, Hokkaido University Graduate School of Medicine, Sapporo, Japan.
authors.forename: Shinya
authors.initials: S
authors.lastname: Kitamura
authors.affiliation: Department of Dermatology, Hokkaido University Graduate School of Medicine, Sapporo, Japan.
authors.forename: Teruki
authors.initials: T
authors.lastname: Yanagi
authors.affiliation: Department of Dermatology, Hokkaido University Graduate School of Medicine, Sapporo, Japan.
authors.forename: Keisuke
authors.initials: K
authors.lastname: Imafuku
authors.affiliation: Department of Dermatology, Hokkaido University Graduate School of Medicine, Sapporo, Japan.
authors.forename: Hiroo
authors.initials: H
authors.lastname: Hata
authors.affiliation: Department of Translational Pathology, Hokkaido University Graduate School of Medicine, Sapporo, Japan.
authors.forename: Kyoko
authors.initials: K
authors.lastname: Fujii
authors.affiliation: Department of Translational Pathology, Hokkaido University Graduate School of Medicine, Sapporo, Japan.
authors.forename: Hiroshi
authors.initials: H
authors.lastname: Nishihara
authors.affiliation: Department of Dermatology, Hokkaido University Graduate School of Medicine, Sapporo, Japan.
authors.forename: Hiroshi
authors.initials: H
authors.lastname: Shimizu
mesh_terms: D001707:Biopsy, Needle; D005500:Follow-Up Studies; D015972:Gene Expression Regulation, Neoplastic; D006801:Humans; D007150:Immunohistochemistry; D017492:Keratosis, Seborrheic / Q000209:etiology* / Q000473:pathology; D008297:Male; D008875:Middle Aged; D009154:Mutation / Q000235:genetics; D009506:Nevus / Q000150:complications* / Q000235:genetics* / Q000473:pathology; D016283:Proto-Oncogene Proteins p21(ras) / Q000235:genetics*
chemical_list: C501009:HRAS protein, human; D016283:Proto-Oncogene Proteins p21(ras)