[Gastrointestinal findings of hepatocellular carcinoma]

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1. Extrahepatic metastasis in HCC (30-75%)
- Lung, lymph nodes, bones, heart
- 3 routes: direct invasion, hematogenous metastasis, lympogenous meta

2. Gastrointestinal involvement (4-12%)
- M/C site: duodenum, stomach, colon, jejunum
- Contiguous GI tract via adhesion to the serosal side by a bulky tumor mass
- Associated with an extremly poor prognosis
- M/C symptom: bulky tumor burden & persistant occult or flank GI tract bleeding