title: Eroded and pedunculated buttock nodule.
authors.affiliation: University of Botswana, Gaborone, Botswana.
authors.forename: Karen Itumeleng
authors.initials: KI
authors.lastname: Mosojane
authors.affiliation: Children's Hospital of Philadelphia and Department of Dermatology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.
authors.forename: Lara Wine
authors.initials: LW
authors.lastname: Lee
authors.affiliation: Department of Dermatology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.
authors.forename: Carrie L
authors.initials: CL
authors.lastname: Kovarik
mesh_terms: D002081:Buttocks / Q000382:microbiology / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013591:Syphilis, Cutaneous / Q000175:diagnosis* / Q000473:pathology