Tehran University of Medical Sciences Iranian Journal of Public Health 2251-6085 47 9 2018 08 29 1418 1422 Shokrollah SALMANZADEH Infectious and Tropical Diseases Research Center, Ahvaz Jndishapur University of Medical Sciences, Ahvaz, Iran Mahmoud RAHDAR Dept. of Medical Mycoparasitology, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran Sharif MARAGHI Health Research Institute, Thalassemia, and Hemoglobinopathy Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran Fatemeh MANIAVI Shafa Hospital, Ahvaz Jndishapur University of Medical Sciences, Ahvaz, Iran 2018 08 29 2018 08 29 Myiasis is caused by invasion of larvae stage of dipterans fly in living tissue of vertebrate host including human and animals. The most important family is Calliphoridae and included Calliphora, Lucilia, Chrysomyia and Cochliomyia genus. A 35-yr-old man with gastric cancer history referred to Golestan Hospital in Ahvaz Southwest of Iran in 2015. He was infected by nasal myiasis from Lucilia spp. in ICU. The genus of third larvae stage was identified by microscopic examination and culture of pupa. The population of flies inducing myiasis should be controlled in hospitals.   https://ijph.tums.ac.ir/index.php/ijph/article/view/14599 https://ijph.tums.ac.ir/index.php/ijph/article/download/14599/6125