Tehran University of Medical Sciences Frontiers in Emergency Medicine 2717-3593 6 1 2021 10 19 e12 e12 Deepak Chaudhary Department of Internal Medicine, Postgraduate Institute of Medical Education and Research, Chandigarh, India Ashish Behera Department of Internal Medicine, Postgraduate Institute of Medical Education and Research, Chandigarh, India Navneet Sharma Department of Internal Medicine, Postgraduate Institute of Medical Education and Research, Chandigarh, India 2021 06 27 2021 08 18 Mucormycosis is an opportunistic fungal infection that occurs primarily in immunocompromised individuals, usually affecting the rhino-orbital areas followed by the lungs. This case report presents renal mucormycosis in a young man after COVID-19 pneumonia that escalates the need for regular follow-up of COVID-19 patients. Post-COVID-19 fungal infections are on a steep rise, and the increased use of steroids and immune modulators for COVID-19-associated immune dysregulation and cytokine syndrome increases the risk among patients treated for COVID-19. https://fem.tums.ac.ir/index.php/fem/article/view/781 https://fem.tums.ac.ir/index.php/fem/article/download/781/371