What are signs of hepatocellular carcinoma?

No... In its early stage, the patient virtually has no symptoms at all. The key to its diagnosis is still professional alertness notably for someone with hepatitis - b, -c, liver cirrhosis, chronic alcohol use, with known abnormal finding in liver function test. These patients are advised to have periodic follow-up with blood tests and liver ultrasound study. Any doubt, see an expert timely. Best.