title: Letter to the editor.
authors.affiliation: Division of Dermatology, Department of Medicine, Washington University School of Medicine and St Louis Children's Hospital, St Louis, MO. Electronic address: ccoughli@dom.wustl.edu.
authors.forename: Carrie C
authors.initials: CC
authors.lastname: Coughlin
authors.affiliation: Division of Dermatology, Department of Medicine, Washington University School of Medicine and St Louis Children's Hospital, St Louis, MO.
authors.forename: Susan J
authors.initials: SJ
authors.lastname: Bayliss
mesh_terms: D005767:Gastrointestinal Diseases / Q000150:complications*; D005770:Gastrointestinal Neoplasms / Q000150:complications*; D006801:Humans; D012873:Skin Diseases, Genetic / Q000209:etiology*