COVID-19 CT pulmonary angiogram examinations and reported pulmonary embolism incidence: comparison between peak first wave and early second wave

Sir—A hypercoagulable state associated with a high prevalence of thromboembolic disease was reported during the first wave of the COVID-19 UK pandemic, with a 22–37% reported incidence of pulmonary embolism (PE) on computed tomography (CT) pulmonary angiography (CTPA) examinations1Poyiadji N. Cormier P. Patel P.Y. et al.Acute pulmonary embolism and COVID-19.Radiology. 2020; 297: E335-E338https://doi.org/10.1148/radiol.2020201955Crossref PubMed...