Doctors increasingly concerned about blood clotting risk in severe COVID-19 patients
Avis Favaro
Medical Correspondent, CTV National News
Elizabeth St. Philip
CTV News
Nicole Bogart Writer
Published Monday, April 27, 2020 10:00PM EDT

TORONTO -- An increasing number of COVID-19 patients are developing fast moving, potentially life-threatening blood clots that may lead to stroke or limb amputation in some cases.

Doctors on the front lines say these “substantial” clots are forming in veins not normally affected by critical illness and are difficult to break down even with the use of blood thinners, presenting a new challenge in treating and understanding the novel coronavirus.

“Many patients infected with COVID are getting large blood clots in veins and arteries, but also very small blood clots even in the smaller blood vessels of the lung, of the kidney, of the brain,” Dr. James Downar, specialist in critical and palliative care at The Ottawa Hospital, told CTV News...