Sister Mary Joseph's nodule as the sole presenting feature of disseminated squamous cell cancer of the esophagus: a rare case.
D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis*; D003937:Diagnosis, Differential; D004938:Esophageal Neoplasms / Q000175:diagnosis*; D006801:Humans; D008297:Male; D014057:Tomography, X-Ray Computed; D014472:Umbilicus / Q000000981:diagnostic imaging / Q000473:pathology*