5、72.3)ng/mLotherapy[(178±69.2)ng/mL,P<0.01)].ConclusionOver-expressionofVEGF-CiscloselyrelatedtolymphaticmetastasisinNSCLCofclinicalstageⅠ.ThedetectionofVEGF-Cinserumishelpfulinclinicalstage;changesofVEGF-Cproteininserumbeforeandafterchemotherapycanpredicttheresultsofchemotherapy. K