Metastases to the hollow viscera.
D001943:Breast Neoplasms / Q000473:pathology; D003110:Colonic Neoplasms / Q000000981:diagnostic imaging / Q000556:secondary; D003937:Diagnosis, Differential; D004938:Esophageal Neoplasms / Q000000981:diagnostic imaging / Q000556:secondary; D005770:Gastrointestinal Neoplasms / Q000000981:diagnostic imaging / Q000556:secondary*; D006801:Humans; D007414:Intestinal Neoplasms / Q000000981:diagnostic imaging / Q000556:secondary; D008175:Lung Neoplasms / Q000473:pathology; D008545:Melanoma / Q000473:pathology; D009092:Mucous Membrane / Q000000981:diagnostic imaging; D009361:Neoplasm Invasiveness; D011859:Radiography; D013274:Stomach Neoplasms / Q000000981:diagnostic imaging / Q000556:secondary