KGO ABC World News Tonight With David Muir April 21, 2020 00:43:00
Neorans, who was fighting covid-19. blood clot that was threatening to stop his heart. >> if we had waited to get the scan, or we hadn't gotten it at all, we would not have diagnosed the pulmonary embolism. and we may not have started the blood thinning therapy. >> reporter: we're also learning that the virus itself can do damage to the muscle layers of the heart. in spain, for example, they're seeing so many patients with blood clots that some doctors are prescribing blood thinners to all patients admitted with covid-19. in the u.s., many hospitals are choosing to do the same thing. >> steve,...