Doctors at Sir Ganga Ram Hospital (SGRH) hospital in Delhi have found multiple cases wherein the recovering coronavirus patients have been diagnosed with a deadly fungal infection "triggered by COVID-19”. And due to this nearly half of them lost their eyesight, hospital authorities claimed on December 14. In the last 15 days, ENT surgeons at Sir Ganga Ram Hospital (SGRH) have seen 13 cases of "COVID-19-triggered mucormycosis”, the hospital said in a statement. This alarming affliction, although rare, is not new. What is new is COVID-19 triggering mucormycosis, they said. Black Fungus or mucormycosis has been a cause of disease and death of patients in transplants, and ICU and immunodeficient individuals since long. Mortality is currently being seen in the range of 50 per cent (five patients), with certain deaths when there is involvement of brain, the hospital authorities said. Watch the video to know more.