From: Radiofrequency ablation of stage IA non–small cell lung cancer in patients ineligible for surgery: results of a prospective multicenter phase II trial
Type of recurrence
Number
Local failure (ablation area)
5
Lymph node (hilar)
2
Lymph node N2
Lymph node N3
1
Metastatic disease
Lymph node + metastatic disease
Recurrence within another lobe + Lymph node