title: Crusted plaque in the umbilicus.
authors.affiliation: Department of Dermatology, Loma Linda University, California, USA.
authors.forename: Mona
authors.initials: M
authors.lastname: Malakouti
authors.affiliation: Department of Dermatology, Hofstra Northwell School of Medicine, Hempstead, New York, USA.
authors.forename: Bonnie
authors.initials: B
authors.lastname: Koo
authors.affiliation: Department of Dermatology, Kaiser Permanente, Irvine, USA.
authors.forename: Marit
authors.initials: M
authors.lastname: Kreidel
mesh_terms: D000230:Adenocarcinoma / Q000150:complications / Q000175:diagnosis*; D000368:Aged; D005773:Gastroscopy; D006801:Humans; D008297:Male; D058288:Sister Mary Joseph's Nodule / Q000175:diagnosis* / Q000209:etiology / Q000473:pathology; D013274:Stomach Neoplasms / Q000150:complications / Q000175:diagnosis*; D014057:Tomography, X-Ray Computed; D014472:Umbilicus