“The diagnosis and treatment of traditional Chinese medicine lung cancer has long faced the dilemma of difficulty in integrating individualized experience into guidelines. "This study explores a methodological path to transform narrative cases into structured evidence-based evidence, providing high-value practical evidence from the real world for the dynamic update of guidelines." The research team systematically excavated 102 high-quality cases and revealed the core pattern of "qi yin deficiency as the foundation, phlegm blood stasis toxin as the standard," providing a key supplement to the individualized dimension of guidelines.”