Giuliana Rancic

Giuliana Rancic is "doing well" after going under the knife.

The E! News host's double mastectomy and reconstructive surgery went off without a hitch Tuesday night, E! Online reports.

Giuliana Rancic: I have early stages of breast cancer

"G is doing really well," husband Bill Rancic tells the website. "Her surgery lasted about four hours and the doctors were very pleased with the result. She had a little bit of pain through the night but is feeling much better this morning and was cracking jokes."

The E! personality also sent a message to her fans: "I want to thank all the viewers and fans for their support and prayers. The tweets and notes have not gone unnoticed. I am very grateful."