Kuhina Talimalie, 735th Air Mobility Squadron passenger service and baggage agent, tests a no-touch thermometer on an U.S. Air Force Airman at the Air Mobility Command Passenger Terminal at Joint Base Pearl Harbor-Hickam, Hawaii, March 25, 2020. (U.S. Air Force photo by Tech. Sgt. Anthony Nelson Jr.)

How Does Coronavirus Kill? Clinicians Trace a Ferocious Rampage Through the Body, from Brain to Toes

On rounds in a 20-bed intensive care unit one recent day, physician Joshua Denson assessed two patients with seizures, many with respiratory failure and others whose kidneys were on a dangerous downhill slide. Days earlier, his rounds had been interrupted as his team tried, and failed, to resuscitate a young woman whose heart had stopped. All shared one thing, says Denson, a pulmonary and critical care physician at the Tulane University School of Medicine. “They are all COVID positive.”

As the number of confirmed cases of COVID-19 surges past 2.2 million globally and deaths surpass 150,000, clinicians and pathologists are struggling to understand the damage wrought by the coronavirus as it tears through the body. They are realizing that although the lungs are ground zero, its reach can extend to many organs including the heart and blood vessels, kidneys, gut, and brain.

“[The disease] can attack almost anything in the body with devastating consequences,” says cardiologist Harlan Krumholz of Yale University and Yale-New Haven Hospital, who is leading multiple efforts to gather clinical data on COVID-19. “Its ferocity is breathtaking and humbling.”

Read more at Science

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