Former Head of Department of Surgery and Director Cancer Hospital, All India institute of Medical Science, New Delhi.
Awards and Achievements
B.C. Ray Award, WHO fellow, Sr. Common Health fellow. Sandoz Award of ICMR, Pandalai oration of association of Surgery of India and many other Awards and orations. President of Indian Association of Surgical Gastroeulogy. President of Indian Association of Surgical oncology. President of Indian Ostomy Society. Adviser in Cancer Ministry of Health Government of India. Emerites Professor of National Academy of Medical Science, New Delhi.