Conclusion: Patients with diffuse pulmonary fibrosis much benefit from combination treatment with Kangxian Granule plus predinsone, and can decrease the TNF-a in serum and BALF.

• 结论：抗纤颗粒对肺间质纤维化有明显治疗作用，并且能降低患者血清和BALF中TNF-a的含量。其机制有待探讨。