Sonia did not require any definitive treatment:

Congress President Sonia Gandhi, who felt some degree of uneasiness and was admitted to AIIMS last night, did not require any "definitive treatment", the hospital said today.
"A team of doctors under the supervision of the Director, AIIMS, Prof R C Deka examined her and conducted certain tests. All the tests were found normal and she did not require any definitive treatment," said a statement issued by AIIMS.
It said Gandhi had viral fever last weekend and while she was attending Parliament yesterday, she felt some degree of uneasiness. She visited AIIMS for assessment.
"She was happy on the outcome of the test reports and the care provided by the doctors, nurses and other staff of AIIMS," the statement said adding she left the hospital at 0130 hours today.

The team of doctors included N K Mishra, M V Padma, V K Bahl, Nitish Naik, Balram Airan, Pramod Garg, N R Jagannathan, Priya Jagia, S S Chauhan and Aarti Vij.