ACE2 and COVID-19: Cardiotoxicity represents the primary mechanism involved in the development ofCOVID-19 associated cardiac injuries and it is a multifactorial process involvingthe entry of the virus into cardiac cells due to the presence of ACE-2 on theirsurface as we already mentioned, COVID-19 associated hypoxia, and the sideeffects of the drugs used for this infection [20].