Preoperative Paravertebral Block in Cancer Surgery of the Lung

This study is evaluating whether a nerve block (paravertebral block) given before lung cancer surgery helps reduce pain after the operation compared to standard pain management, specifically in patients having minimally invasive (VATS) lung surgery. **You may be eligible if...** - You are 18 or older - You are scheduled for elective lung cancer surgery to remove one lobe of the lung using minimally invasive (VATS) technique - Your overall health is rated ASA I to III by your anesthesiologist **You may NOT be eligible if...** - You are planned for open chest surgery, a larger lung removal (bilobectomy, pneumonectomy), or other chest procedures - You are allergic to local anesthetics or opioids - You have a blood clotting disorder - You have pre-existing chest pain or chronic pain conditions - You have had previous lung surgery - You have another surgery planned within 3 months of this one Talk to your doctor to see if this trial is right for you.