Cardiac arrest was also reported for SARS (SARS-CoV-1): https://www.ncbi.nlm.nih.gov/pubmed/14633442 https://www.ncbi.nlm.nih.gov/pubmed/14633442 So much is st

Cardiac arrest was also reported for SARS (SARS-CoV-1): https://www.ncbi.nlm.nih.gov/pubmed/14633442 https://www.ncbi.nlm.nih.gov/pubmed/14633442 So much is still unknown about SARS and MERS that I wouldn't hold my breath waiting for credible answers regarding SARS-CoV-2/COVID-19. And MERS is still circulating (see https://www.who.int/emergencies/mers-cov/en/ https://www.who.int/emergencies/mers-cov/en/), so it's not like nobody is interested.