title: A 23-year-old pregnant woman with left-foot and left-ankle ulceration.
authors.affiliation: Department of Medicine, Starr County Memorial Hospital, Rio Grande City, Texas 78582, USA. seongk@awesomenet.net
authors.forename: Seong-cheol
authors.initials: SC
authors.lastname: Kim
authors.forename: Rolando
authors.initials: R
authors.lastname: Guerrero
authors.forename: Roberto
authors.initials: R
authors.lastname: Gonzalez
mesh_terms: D000842:Ankle; D005260:Female; D005528:Foot; D005534:Foot Diseases / Q000188:drug therapy / Q000382:microbiology*; D006801:Humans; D010400:Penicillin G / Q000627:therapeutic use; D011247:Pregnancy; D013591:Syphilis, Cutaneous / Q000188:drug therapy / Q000382:microbiology*; D014210:Treponema pallidum / Q000302:isolation & purification*
chemical_list: D010400:Penicillin G