The GOP leader was "as critical as you can be" when he arrived at the hospital, Sava said.
The bullet entered Scalise's body in the area of the left hip, and then traveled across his pelvis, Sava said.
Congressman Steve Scalise is in surgery for a third time at a Washington, D.C. hospital. Tyson Foods lobbyist Matt Mika underwent additional surgery and his family said in a statement he was showing "positive results" and was expected to make a full recovery. He remains sedated but has been able to respond to his family.
DeBlieux is not Scalise's doctor and has not seen records related to Scalise's case beyond news reports about the incident. Infection also is a risk, especially if the intestines were perforated. The fact that his injuries brought him close to death was not widely known initially.
Mr Scalise was airlifted to hospital in shock, with intense internal bleeding, Dr Sava said.
The surgeon on Friday said he was "a lot more confident and optimistic" about Scalise's recovery than he was two days ago.
They said that his "risk of death" has substantially lowered than when he arrived at the hospital.
Many members of the House and Senate from both major political parties have spoken warmly about Scalise's gregarious nature this week. Scalise was shot Wednesday, June 14, 2017, at a congressional baseball practice in Alexandria, .
Shooter James Hodgkinson had lashed out against US President Donald Trump and Republicans on social media.
London Van Attack: Suspect Identified, Arrested in Terror Investigation
If the violence is directed at Muslims as was the case recently in London and Virgina, Trump ignores the attacks and stays silent. He was taken to a hospital as a precaution, where he'll receive a mental health assessment, according to the statement.
"On behalf of Steve and our children, I want to thank everyone from the bottom of our hearts for the incredible amount of prayers and warm wishes we have received since Wednesday's events".
Brett Horton, Scalise's chief of staff, read a brief statement from Scalise's wife Jennifer.
The attacker, who had traveled to Washington several months ago from the Midwestern state of IL, was fatally wounded by members of the Capitol Police who were in a security detail protecting Scalise.
On Friday, the Federal Bureau of Investigation identified the guns found at the scene of the shooting as a 9 mm handgun and a 7.62-caliber rifle.
Brooks told CNN that he was contacted by Capitol Police and told his name and office number were on the list.
A list of Republican lawmakers was found on Hodgkinson's body, CBS News reported, citing an unidentified USA official. Hodgkinson of IL, died after being shot by Capitol Police officers.
Griner remained in the hospital in good condition after sustaining a gunshot wound to the ankle, according to a Friday update.
Bailey was spotted on Friday in the Capitol, on crutches and out of uniform, accepting congratulations from fellow officers.