Covid-19 pneumonia is significantly different from pneumonia caused by other causes, reports a new study.The infection leaves damage in its wake and fuels the fever, low blood pressure and damage to the kidneys, brain, heart and other organs in patients with coronavirusCovid-19 pneumonia is significantly different from pneumonia caused by other causes, reports a new study.The infection leaves damage in its wake and fuels the fever, low blood pressure and damage to the kidneys, brain, heart and other organs in patients with coronavirus Covid-19 pneumonia causes more damage than typical pneumonia, says study