Unmasking Hypoxia in COVID 19 - Six Minute Walk Test.

Across the world healthcare systems are dealing with COVID 19. One of the main manifestations of this infection is varied degree of involvement of lung causing a spectrum of illness from mild lower respiratory tract infection to severe Adult Respiratory Distress Syndrome (ARDS). One of the important clinical parameters is to identify hypoxia early to initiate higher level of care at the earliest.