Recently Espino-y-Sosa and colleagues reported that the sFlt-1/ANG-II ratio could be a good predictor of adverse outcomes among pregnant women with COVID-19, including pneumonia, ICU admission, intubation, viral sepsis, and death, confirming the role of the RAS system in the pathogenesis of COVID-19 [18]. The gene discussed is AGT; the disease is susceptibility to pneumonia measurement.