Expert profile: Dr Sanjay Popat Dr Sanjay Popat, clinical senior lecturer, Imperial College London, and honorary consultant medical oncologist, The Royal Marsden Hospital Dr Sanjay Popat talks about being a medical oncologist Sign in to continue Sign In Email address Password Stay signed in Trouble signing in? Reset password: Click here Need help? Email us Register FREE Limited free articles a month Free email bulletins Register Now Subscribe now Benefits include: Full site access Subscriber exclusive content Exclusive bulletins Choose a package