Abstract: Forty cases with lung cancer were observed about their soluble interleukin-2 receptor in serum and red blood cell iminunologic function of typing based on differentiation. The results showed that Qi dysfunction and blood stasis had difference (p 0. 05 or p 0. 01 ) while RBC-ICR had none.Therefore, SIL- 2R al1d RBC-C,bRR may reflect the degree of healthy energy deficiency of the patients with lung cancer.