hi, thank-you for providing the brief history of you. A thorough neuromuscular assessment, Musculoskeletal assessment and respiratory assessment is advised. Based on you query about hip pain it will be a muscular pain and shall be treated by a physical therapist. It is non invasive therapy. With Therapeutic ultrasound therapy and TENS therapy your pain will come into control. Also, the physical therapist will be interested to help you learn breathing exercises as you have a lung cancer. With the help of the breathing exercises, the lung capacity improves, the muscles of respiration also Improve. As per the clinical experience, patient suffering from lung cancer need a combination of medication and physical therapy. As breathing exercises has its role to control the symptoms of the lung cancer and sometimes make and ease of breathing in normal conditions. You can discuss the same with your oncologist. Regards Jay Indravadan Patel