Fig. 1From: Artificial pneumothorax improves radiofrequency ablation of pulmonary metastases of hepatocellular carcinoma close to mediastinumGraphical diagram of this study. KPS: Karnofsky performance status; LTP: local tumor progression; IDR: intrapulmonary distant recurrence; LTPFS: local tumor progression-free survival; OS: overall survivalBack to article page