title: A yellow plaque with keratotic papules on the abdomen. Perforating calcific elastosis (periumbilical perforating pseudoxanthoma elasticum [PXE], localized acquired cutaneous PXE).
authors.affiliation: Johns Hopkins Medical Institutions, Baltimore, Md, USA.
authors.forename: D L
authors.initials: DL
authors.lastname: Karp
authors.forename: M S
authors.initials: MS
authors.lastname: O'Neill
authors.forename: A L
authors.initials: AL
authors.lastname: Haberman
authors.forename: R M
authors.initials: RM
authors.lastname: Taylor
mesh_terms: D000005:Abdomen; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007642:Keratosis / Q000175:diagnosis / Q000473:pathology*; D008875:Middle Aged; D011561:Pseudoxanthoma Elasticum / Q000175:diagnosis / Q000473:pathology*