title: Guideline contact dermatitis: S1-Guidelines of the German Contact Allergy Group (DKG) of the German Dermatology Society (DDG), the Information Network of Dermatological Clinics (IVDK), the German Society for Allergology and Clinical Immunology (DGAKI), the Working Group for Occupational and Environmental Dermatology (ABD) of the DDG, the Medical Association of German Allergologists (AeDA), the Professional Association of German Dermatologists (BVDD) and the DDG.
authors.affiliation: Klinik für Dermatologie, Venerologie und Allergologie, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Schittenhelmstraße 7, 24105 Kiel, Germany.
authors.forename: Jochen
authors.initials: J
authors.lastname: Brasch
authors.affiliation: Department of Dermatology, University of Mainz, Mainz, Germany.
authors.forename: Detlef
authors.initials: D
authors.lastname: Becker
authors.affiliation: Department of Dermatology, Medical University of Graz, Graz, Austria.
authors.forename: Werner
authors.initials: W
authors.lastname: Aberer
authors.affiliation: Allergy Unit, Dermatology Clinic, University Hospital, Basel, Switzerland.
authors.forename: Andreas
authors.initials: A
authors.lastname: Bircher
authors.affiliation: Department of Dermatology, Medical University of Graz, Graz, Austria.
authors.forename: Birger
authors.initials: B
authors.lastname: Kränke
authors.affiliation: Erfurt, Germany.
authors.forename: Kirsten
authors.initials: K
authors.lastname: Jung
authors.affiliation: Clinic and Policlinic for Dermatology and Allergology, Ludwig-Maximilians-Universität, Munich, Germany.
authors.forename: Bernhard
authors.initials: B
authors.lastname: Przybilla
authors.affiliation: Department of Dermatology, Eberhard Karls University, Tübingen, Germany.
authors.forename: Tilo
authors.initials: T
authors.lastname: Biedermann
authors.affiliation: Department of Dermatology, Allergology und Venerology, Hannover Medical School, Hannover, Germany.
authors.forename: Thomas
authors.initials: T
authors.lastname: Werfel
authors.affiliation: Department of Dermatology, Environmental Medicine und Theory of Health, University Osnabrück, Osnabrück, Germany.
authors.forename: Swen Malte
authors.initials: SM
authors.lastname: John
authors.affiliation: Department of Dermatology, University Hospital Jena, Jena, Austria.
authors.forename: Peter
authors.initials: P
authors.lastname: Elsner
authors.affiliation: Department of Clinical Social Medicine, University Hospital, Jena, Austria.
authors.forename: Thomas
authors.initials: T
authors.lastname: Diepgen
authors.affiliation: Clinic and Policlinic for Dermatology, Venerology and Allergology, University Hospital Würzburg, Würzburg, Germany.
authors.forename: Axel
authors.initials: A
authors.lastname: Trautmann
authors.affiliation: Clinic for Dermatology, University Hospital Aachen, Aachen, Germany.
authors.forename: Hans F
authors.initials: HF
authors.lastname: Merk
authors.affiliation: Clinic for Dermatology, Venerology und Allergology, Medical University Göttingen, Göttingen, Germany.
authors.forename: Thomas
authors.initials: T
authors.lastname: Fuchs
authors.affiliation: Information Network of Departments of Dermatology, University Medicine of Göttingen, Göttingen, Germany.
authors.forename: Axel
authors.initials: A
authors.lastname: Schnuch
keywords: clinical picture; contact dermatitis; diagnosis; epidemiology; guideline; patch test; symptoms; treatment