Background
lung cancer, postoperative pain, ESPB, thoracic paravertebral block
LUNG CANCER
The advancement of surgical expertise and ongoing developments in surgical instrumentation have led to the increasing popularity of video-assisted thoracoscopic surgery (VATS) in the management of lung cancer [However, it's essential to recognize that postoperative pain management remains a critical concern [Currently, various regional blockade techniques are available for thoracic surgery, including thoracic paravertebral block, serratus anterior plane blocks (SAPB), and erector spinae plane blocks (ESPB) [Despite their widespread use, the analgesic efficacy of ESPB and SAPB in VATS surgery remains a topic of debate, as multiple RCTs and meta-analyses have reported conflicting results [