Coagulopathy of COVID‐19 and antiphospholipid antibodies

To the Editor, Recently in the Journal of Thrombosis and Haemostasis, Harzallah and colleagues report the results of antiphospholipid antibody testing in a series of 56 patients with confirmed or suspected SARS-CoV-2 infection.1 Twenty-five patients were found to be positive for lupus anticoagulants, while five patients had either anticardiolipin or anti–β2-glycoprotein 1 antibodies. The isotypes for the anticardiolipin and anti–β2-glycoprotein...