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Extent of Disease Evaluation
Common Metastatic Sites
| Spread | Primary Site/Mets |
|---|---|
| Lymphatic Spread | Most common for esophageal and stomach cancers; distant lymph nodes include supraclavicular, retropancreatic, hepatoduodenal, aortic, portal, retroperitoneal, mesenteric and inguinal |
| Intracavitary Spread | From stomach—peritoneal seeding; also submucosal extension into esophagus or duodenum; direct extension into liver, transverse colon, pancreas or diaphragm |
| Hematogenous Spread | Esophagus—liver, lung, pleura, kidney; Stomach—liver, lung, peritoneum, bone; Small intestine—liver, lung |
Definitions
Key words/possible involvement:
Terms which indicate possible involvement by tumor. Common terms are provided, but the list is not all-inclusive.
Other words/no involvement:
Other terms seen in reports which indicate an abnormality but do not indicate a neoplastic process. Common terms are provided, but the list is not all-inclusive.
Key Information
Information to look for in the report of the study. Key information helps define the extent of disease.