COVID Convalescence—A Boon or Bane in Cardiac Surgery?: A “Second Hit” Hypothesis
A “convalescent COVID-19” patient with “first hit” at primary infection, encountering a “second hit” of surgery and perioperative insults, might have a hyperimmune response. This “second hit” hypothesis should be considered when COVID-19 convalescent (COVID-19 symptomatic or asymptomatic) patients undergo cardiac surgery and present with unusual complicatio