Former Prime Minister Atal Bihari Vajpayee was admitted to AIIMS Hospital in New Delhi on Tuesday with a chest infection. Doctors said the condition of the 84-year-old BJP stalwart is stable. Vajpayee was brought to the AIIMS at 10.00 pm after he developed running temperature. He was also taken to the Intensive Care Unit (ICU),D K Sharma,Superintendent of AIIMS,said. Sharma said Vajpayee was suffering from chest infection but his condition is stable. The Hospital will be conducting further tests. Dr Randeep Guleria,Vajpayee's personal physician,was conducting echo-respiratory tests on the former premier. BJP president Rajnath Singh rushed to the hospital on hearing news of Vajpayee being admitted.