Pranab Mukherjee
Indian President Pranab MukherjeeReuters

President Pranab Mukherjee Saturday underwent an angioplasty, a non-surgical procedure to open blocked arteries, at a hospital in New Delhi.

Mukherjee, 79, was admitted to the Army Hospital (Research and Referral) here around 2:30pm after he complained of stomach pain.

President's Press Secretary Venu Rajamony said Mukherjee is doing fine and will soon be discharged from the hospital.

A doctor told IANS, "The president underwent angioplasty in the evening. Nothing seriously wrong with Mukherjee's health. He will be discharged on Sunday evening."