Naveena An Kumar1, Nawaz Usman2, Keshava Rajan2, Yogesh K Gaude3. 1. Department of Surgical Oncology, Manipal Comprehensive Cancer Care Center, Kasturba, Medical College, Manipal Academy of Higher Education (MAHE), Manipal, Karnataka, 576104, India. nkoncol@gmail.com. 2. Department of Surgical Oncology, Manipal Comprehensive Cancer Care Center, Kasturba, Medical College, Manipal Academy of Higher Education (MAHE), Manipal, Karnataka, 576104, India. 3. Department of Anesthesiology, Kasturba Medical College, Manipal Academy of Higher, Education (MAHE), Manipal, Karnataka, 576104, India.