外科肺活检 meaning in Chinese

surgical lung biopsy

Background : the oerall safety of surgical lung biopsy in patients with idiopathic interstitial pneumonia ( iip ) remains controersial
背景：患特发性间质性肺炎（ iip ）的病人行外科肺活检术的总的安全性仍存在争议。
This study was performed to inestigate the mortality and complication rate and identify the risk factors for surgical lung biopsy in patients with iip
本研究的目的是了解患特发性间质性肺炎的病人行外科肺活检术的死亡率、并发症发生率并确定相关危险因素。