Tehran University of Medical Sciences Iranian Journal of Parasitology 1735-7020 18 1 2023 03 09 113 118 Hosna Zobairy Department of Otolaryngology, Kurdistan University of Medical Sciences, Sanandaj, Iran Parisa Modaresi Department of Pathology, Kurdistan University of Medical Sciences, Sanandaj, Iran Miguel Cabada Division of Infectious Diseases, University of Texas Medical Branch. Galveston, Texas Ahmad Sofi-Mahmudi Cochrane Iran Associate Centre, National Institute for Medical Research Development (NIMAD), Tehran, Iran 2021 01 13 2021 10 13 Nosocomial myiasis is a rare event that has a higher incidence in the hospitals of poor and developing countries. The presence of nosocomial myiasis reflects the need for improved medical facilities and increased awareness among healthcare personnel. Severely ill patients are more susceptible, such as those with impaired consciousness, paralysis, and underlying diseases. The two cases here in described represent the first report of nosocomial myiasis in the Kurdistan Province, in Western Iran and one of them is the first report of myiasis involving a COVID-19-infected patient. The causal agent was Lucilia sericata. The taxonomical identification of the larvae of the second and third instar was based on the morphology of the cephaloskeleton, anterior spiracles, and peritreme plaques. https://ijpa.tums.ac.ir/index.php/ijpa/article/view/3234 https://ijpa.tums.ac.ir/index.php/ijpa/article/download/3234/1275