The renowned director was admitted to Mumbai's Lilavati Hospital after being diagnosed with dengue.Chopra had celebrated his 80th birthday on September 27. 'Jab Tak Hai Jaan', starring Shah Rukh Khan was his final film as director. Regarded as the country's king of celluloid romance, Chopra has also proved his mettle with intensely emotional and tragic movies, many of which went on to become box-office blockbusters.