Blood clots leave clinicians with clues about Covid-19 — but no proven treatments

Blood clots leave clinicians with clues about Covid-19 — but no proven treatments

Blood clots in severe Covid-19 patients leave clinicians with clues about the illness — but no proven treatments

By ELIZABETH COONEY

ANNE WESTON/FRANCIS CRICK INSTITUTE VIA WELLCOME

Doctors treating the sickest Covid-19 patients have zeroed in on a new phenomenon: Some people have developed widespread blood clots.

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