People with liver disease are often accustomed to having some symptoms that may mimic symptoms of COVID-19. For example, nausea could be related to a worsening of your liver disease or could be COVID-19. What's more, one study found that 24.3% of people with liver disease who acquired COVID-19 had no respiratory symptoms at the time of diagnosis.You should be tested if you experience: Typical symptoms of COVID-19 (loss of smell or tastes, cough, congestion, etc.) Worsening symptoms of your liver disease, such as nausea and vomiting Liver function tests elevated more than 3 times your baseline normal A gut feeling or worry that you may have COVID-19 for whatever reason