title: An ulcer on the lip.
authors.affiliation: Department of Dermatology, Faculty of Medicine, University of São Paulo, Brazil. sloducca@usp.br
authors.forename: S V
authors.initials: SV
authors.lastname: Lourenço
authors.forename: M A M
authors.initials: MA
authors.lastname: Silva
authors.forename: M M S
authors.initials: MM
authors.lastname: Nico
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D004803:Eosinophilic Granuloma / Q000473:pathology*; D006801:Humans; D008047:Lip Diseases / Q000473:pathology*; D008297:Male; D019226:Oral Ulcer / Q000473:pathology*