Former President Pranab Mukherjee's health worsened on Tuesday evening, following emergency brain surgery, and he remains on ventilator support, the Army Research and Referral Hospital said. Mukherjee was also found to be COVID-19 positive.

"The former President who underwent life-saving emergency surgery for brain clot on August 10, 2020 has not shown any improvement and his health status has worsened. He remains on ventilator support," the hospital said in a statement.

As per the hospital, the veteran leader was admitted to the hospital at 12.07 p.m. on Monday in a critical condition. It was found that he had a large brain clot for which he underwent emergency life-saving surgery, but remained critical subsequently and on a ventilator.

Mukherjee had on Monday also stated that he has tested positive for COVID-19. "On a visit to the hospital for a separate procedure, I have tested positive for COVID19 today. I request the people who came in contact with me in the last week, to please self-isolate and get tested for COVID-19," he tweeted. (IANS)