by Bhaswati Guha Majumder - May 10, 2021 10:15 AM Representative Image Snapshot This infection most commonly affects the sinuses or the lungs after inhaling fungal spores from the air. It can be life-threatening in diabetic or severely immunocompromised individuals, such as cancer patients or people with HIV-AIDS. The âBlack Fungusâ or Mucormycosis is a fungal infection that has been detected in many survivors of Covid-19 in India. With several mucormycosis cases detected in Delhi, Gujarat and Maharashtra, the Indian Council of Medical Research (ICMR) and the Union health ministry have issued an advisory saying that it can turn fatal if left untreated.