A More Accurate Diagnosis—Sooner

Dr. Devi Nair, a cardiac electrophysiologist in Jonesboro, Arkansas, sees the day-to-day struggles experienced by patients living with congestive heart failure.

“These patients are really sick, and once they are admitted to the hospital for the first time, their odds of readmission are extremely high,” Nair says.

In fact, heart failure causes more hospitalizations in the developed world—more than 1 million annually in the U.S. alone—than any other medical condition and is notoriously hard to treat. Doctors often don’t know that patients’ conditions have worsened until they land in the hospital, and at that point, they must initiate treatment quickly, sometimes performing surgery....

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