As physicians around the country are evaluating and caring for the growing number of people with COVID-19, such patterns are coming to light, indicating how the disease unfolds in patients.
Often, people gradually worsen with minor physical complaints - minor coughs, headaches, low fever.
"Patients have symptoms for a week before they get better, or get really sick," said Dr. Joshua Denson, pulmonary medicine and critical care specialist at Tulane Medical Center in New Orleans.
Denson, who estimates he has treated 15 to 20 patients with the coronary virus, said "a slow burn" in the first phase of the disease.
March 20, 2020 01: 48
Other clinicians are seeing similar progress.
"There seems to be a period when the body is trying to resolve whether it can beat it," Dr. Ken Lin Kane, a pulmonologist at the National Jewish Health Care Department in Denver, told NBC News. Can or not. " General Chat Chat Lounge
"We're learning about the disease like it's happening in a minute, a minute."
And sometimes, patients' health starts to feel better before they get worse.
"This is what we see with patients who are very poor," said Lin Qiu. "They are doing fine, and then all of a sudden they are really tired, there is a lot of breathing and chest pain."
In North Carolina, Dr. Christopher Ohl also saw the rapid, unexpected progression of acute symptoms.
"They say, 'Hey, you know, I think I'm going through it', and then within 20 to 24 hours, they've had fever, severe fatigue, coughing, and shortness of breath," Ohl , An infectious disease specialist and professor of medicine at the Wake Forest School of Medicine, said. "They go to the hospital."
Susan Kahn said she saw her husband Chris suffering from a cough after arriving home from a business trip to Florida last month. Chris Cain, 55, had no reason to suspect the cough was more than a slight cold. He was a non-smoker and had no basic health condition
"It started shortly after a dry cough," said Susan Cain, a resident of Sonomahish County, Washington. "There was no other sign but it was a crazy cough."
But over the next few days, her husband's cough increased.
"It accelerated, and then it was coughing and wheezing and just jumping for air."
A week later, she was diagnosed with the Corona virus and was hospitalized at Providence Regional Medical Center in Everett, Washington.