 4. No contraindication for chemotherapy, with normal peripheral hemogram, renal and hepatic function: Peripheral hemogram: WBC4.0×109L,PLT80×109L,Hgb90gL; Renal function: serum BUN and creatinine 1.0×UNL; Hepatic function: transaminase1.5×UNL, BIL×UNL; 