Bachelor of Medicine, Bachelor of Science, Medical College Trivandrum, 1956. Master in surgery, University Liverpool, 1960.
Resident in general surgery Greenwich District Hospital, London, 1958, United Liverpool Hospital, 1959, Jefferson Medical College Hospital, Philadelphia, 1961. Senior lecturer surgery Postgraduate Institute, Chandigarth, India, 1963. Resident in cardiovascular surgery Johns Hopkins Hospital, 1965, George Washington University Hospital, 1966, Georgetown University Hospital, 1967, instructor surgery, 1969.
Consultant cardiac surgery Safdarjung Hospital, New Dehli, 1972. Professor cardiac surgery, director Sree Chitra Tirunal Institute Medical Sciences and Technology, Trivandrum, India, 1974—1994. President Indian National Science Academy, 2001—2004.
Examiner cardiothoracic surgery University Madras, Bombay, Calcutta, India. Member panel experts World Health Organization. Homi Bhabha senior fellow Manipal Academy of Higher Educated.
Fellow: National Academy Medical Sciences, Indian Academy of Sciences, Royal College Physical and Surgical Canada, Royal College Surgeons Edinburgh, American College Cardiology, Royal College Surgeons England. Member: Society Thoracic Surgeons United States of America, Institute Medical Science (governing council), Cardiol. Society India, Association Thoracic and Cardiovascular Surgeons United Kingdom (correspondent), Association Cardiovascular Surgeons India.
Married Ashima Sethi, November 15, 1964. Children: Manna, Manish.