SBRT2015

Treatment Planning:

• Pre-Treatment evaluation: – PET/CT (never used for image fusion) – Pulmonary function tests – Biopsy proven malignancy (2/3) • Imaging: CT scan, supine position, arms along torso • No‖strong‖ immobilization !! • Contouring: – GTV directly contoured in pulmonary CT window – GTV to PTV expansion: 5 mm in all directions – OARs: lungs, heart, esophagus, trachea, spinal cord, pacemaker