Elimination of PTV Margins Based on Online Adaptive Stereotactic Radiotherapy for Early-stage Non-small Cell Lung Cancer or Pulmonary Oligometastases
This study aims to explore the safety and efficacy of eliminating the PTV (planning target volume) margins based on online adaptive stereotactic radiotherapy for patients with early-stage non-small cell lung cancer (NSCLC) or pulmonary oligometastases.