When hospitalized with the coronavirus in October, his blood oxygen levels had plunged and officials feared he was on the verge of being placed on a ventilator.
Dr. O’Connor succeeds Dr. Sean P. Conley, who drew criticism for misleading the public after President Donald J. Trump contracted the coronavirus last year.
While questions have surrounded the timing and severity of the president’s illness, health experts said he was unlikely to infect people at Thursday’s town hall event on NBC.
The White House physician, Dr. Sean P. Conley, predicted that the president could safely return to “public engagements.” Experts questioned the doctor’s rationale.
The pressure on his top administration officials to take action came as President Trump bristled at the restraints of his illness.
In a video on Wednesday evening, the president portrayed an unproven antibody cocktail being developed by the drug maker Regeneron as a miracle cure.
One fact breaks through the misinformation: When the virus came for the president, he treated it seriously. So should you.
Mr. Trump’s physician has given an incomplete, upbeat picture of his health. Medical experts warn that the president is entering a pivotal, unpredictable phase.
The system of military doctors has so hampered the public’s right to know that a commission should be established to re-evaluate the practice, critics say.
While the drug has not been shown to effectively treat Covid-19, many people on Twitter and Facebook urged President Trump to take it.
Dr. Sean P. Conley, who admitted that he had misled the public about the president’s treatment, has lost credibility with some colleagues.
The president is hospitalized. The public doesn’t need to know every detail, but they don’t deserve to be misled.
Conflicting accounts of the president’s condition underline the fact that the public does not have a definitive answer about the president’s health.
Dr. Conley, who was appointed as President Trump’s physician in 2018, specializes in osteopathic medicine.
Outside experts pointed to the therapies as signs that the president’s health may not be as good as his doctors said. His age, weight and gender put him at high risk.
The president was flown to Walter Reed National Military Medical Center, where officials said he would stay for several days. Aides said Mr. Trump was experiencing coughing, congestion and fever, symptoms that worsened through the day.
The president has hailed the drug as a cure for Covid-19, but his own health officials have questioned its effectiveness and safety. His doctor’s comments were part of a summary of the president’s health.
They were all nightmare celebrity patients.