Based on the pathogenesis of pathogen stagnation due to deficiency of collaterals,by sorting out,summarizing and comparing the relevant knowledge of modern physicians,it considers “deficiency of lung collaterals and pathogen blocking collaterals” as the common pathogenesis of chronic complex pulmonary disease,and puts forward the treatment strategies that taking macroscopic differentiation and collateral disease differentiation in combination,tonifying deficiency and dredging collaterals throughout the whole process,focusing on regulation for balance,which provide the theoretical basis and ideas for Chinese medicine clinical diagnosis and treatment.