Task: Answer Verification
Input (English): Question: Is pattern of first recurrent lesions in pancreatic cancer : hepatic relapse associated with dismal prognosis and portal vein invasion?
Answer: Hepatic relapse was associated with a dismal prognosis and with pathological portal vein invasion. Novel therapeutic strategies are therefore required to reduce the incidence of hepatic relapse, especially in patients with portal vein invasion.
Output (English): yes