title: Red-blue nodule on the scalp.
authors.affiliation: Department of Pathology, Sanford School of Medicine, University of South Dakota, Sioux Falls, USA.
authors.forename: B Joel
authors.initials: BJ
authors.lastname: Tjarks
authors.affiliation: Departments of Dermatology and Laboratory Medicine, Geisinger Medical Center, Danville, Pennsylvania, USA.
authors.forename: Tammie C
authors.initials: TC
authors.lastname: Ferringer
mesh_terms: D002292:Carcinoma, Renal Cell / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D007680:Kidney Neoplasms / Q000175:diagnosis* / Q000473:pathology; D008297:Male; D008875:Middle Aged; D012535:Scalp / Q000473:pathology*; D012878:Skin Neoplasms / Q000175:diagnosis* / Q000473:pathology / Q000556:secondary