High plasma viscosity seen in critically ill patients with COVID-19

US doctors went looking for alternative aetiologies after multiple cases of anticoagulation failure
Reuters Health Staff writer
coronavirus and red blood cells

Abnormally high plasma viscosity could be contributing to the thrombotic complications seen in many COVID-19 patients, a report suggests.

In a letter to the Lancet, US doctors describe 15 people with COVID-19 with abnormally viscous blood who were admitted to their intensive care unit.