Dr. Rathna Devi is a highly distinguished and exceptionally skilled authority in radiation oncology, with advanced specialized training from premier centers in the United States, including the University of Chicago and Sunnyvale. As a senior consultant at the Apollo Cancer Centre, she is widely recognized for her clinical precision in deploying state-of-the-art radiation technologies, including CyberKnife and Proton Beam Therapy. Her treatment philosophy prioritizes ultra-targeted tumor destruction while preserving healthy surrounding tissue.