A PET-CT scanner combines functional PET imaging with anatomical CT scans to evaluate cancer metabolism and staging. GE and Siemens models provide high-resolution, 3D fusion images for precise tumor assessment. Used extensively in oncology centers for initial diagnosis, staging, and monitoring treatment response. Detects metastasis areas that traditional imaging may miss. Employed before chemotherapy, radiation therapy, or surgery to guide clinical decisions. Whole-body scanning offers complete visualization in a single session. High-sensitivity detectors ensure rapid image acquisition. CT component provides anatomical localization for PET findings. Strict quality control maintains imaging accuracy. Meets NABH and international imaging standards for diagnostic facilities.