Due these limitations in diagnosis, there is no uniform management protocol in ICUs of India. To develop optimal management protocol, we need to know the epidemiology, the right patient to treat, antifungal drug resistance, optimal drug and duration of therapy etc. The present study will provide descriptive epidemiology, present status of diagnosis and management practiced in India to treat IMIs in ICUs. This will help to find the suitable intervention strategies to improve outcome of IMIs in India.This descriptive observational prospective study will document the epidemiologic and clinical characteristics, as well as treatment and outcome data, of patients with IMIs in ICUs in India over one year.