title: Male patient with a genital ulceration. Primary syphilis.
authors.affiliation: University of Pittsburgh Medical Center, Shadyside Family Medicine Residency Program, Pittsburgh, Pennsylvania, USA. coutinhobv@upmc.edu
authors.forename: Barry
authors.initials: B
authors.lastname: Coutinho
authors.forename: Ursula
authors.initials: U
authors.lastname: Baranowski
authors.forename: Eric
authors.initials: E
authors.lastname: Miller
mesh_terms: D000328:Adult; D002601:Chancre / Q000175:diagnosis*; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D010409:Penile Diseases / Q000175:diagnosis* / Q000382:microbiology*; D012883:Skin Ulcer / Q000175:diagnosis* / Q000382:microbiology*