Dr Sam Schulman, a professor of Medicine at the Faculty of Health Sciences, McMaster University, and director of the Clinical Thromboembolism Program at Hamilton Health Sciences, discusses the latest ISTH guidelines for antithrombotic treatment in patients with coronavirus disease 2019 (COVID-19). The webinar, chaired by Dr Khalid Azzam, was recorded at the Chair’s Medical Grand Rounds on October 20, 2022.