One of the most respected and versatile actors of Bollywood Irrfan Khan passed away today at the age of 53 after being hospitalized for colon infection earlier this week. The veteran actor was diagnosed with neuroendocrine tumour earlier in 2018 and was undergoing treatment for the same. He had recently returned to acting with Angrezi Medium after taking some time off for the treatment of neuroendocrine tumour. It is a condition he has been battling against for quite some time. Colon infection which he was recently hospitalized for is a general term for inflammation of the inner lining of the colon. It