Is Clotting of Blood Main Culprit for Covid-19 Deaths? There are More Questions than Answers

Coronavirus Disease 2019 (Covid-19), a viral respiratory illness caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), may predispose patients to thrombotic disease, both in the venous and arterial circulations. Blood clotting is a natural mechanism in response to an injury. However, when a blood clot forms within a blood vessel (known as a thrombus), it can block the vessel and restrict blood flow. Many of the times, this can lead to severe medical emergencies like strokes or heart attacks. If a thrombus breaks and travels to another part of the body, it is called an embolus. If an embolus reaches the blood vessels of lung, brain, heart, kidney or limbs, the ensuing...