Thicker blood may explain odd COVID-19 blood clots

After noticing unusual blood clotting in many patients diagnosed with COVID-19, doctors believe there may be a connection to the thickness of their blood, known as hyperviscosity, with inflammation and clotting.

“It has been a mystery why so many patients with COVID-19 have had atypical blood clots.”

“It has been a mystery why so many patients with COVID-19 have had atypical blood clots. We realized we needed to think beyond our typical testing strategies to understand why this might be happening,” says lead author Cheryl Maier, an assistant professor of coagulation and transfusion medicine in the pathology and laboratory medicine