ABSTRACT
Objective To study of cellular immune function change of elderly patients with non-small car-cinoma after chemotherapy.Methods 62 patients with non-small carcinoma by age was divided into elderly group (≥60 years old)and youth group (0.05);There was no significant difference with CD3 level of the two groups of patients after chemotherapy (P>0.05);The CD3 level of the two groups of patients after chemo-therapy was no significant difference (P>0.05),the elderly group patients after chemotherapy with CD4 levels was lower than young patients (t=7.130,P0.05);The CD3 levels of patient withⅠ-Ⅱ stage were significantly better than patients withⅢ-Ⅳstage (t=1.584,1.721,all P0.05).Conclusion The senile non-small carcinoma patients need assistance targeted immunotherapy,also need to adjust according to the patient's age and clinical staging in patients with chemotherapy drug doses.