Tehran University of Medical Sciences Acta Medica Iranica 0044-6025 47 1 2009 02 15 79 80 EN Fatemeh Davari Tanha Department of Obstetric and Gynecology, Mirza Kochak-Khan Hospital, Tehran University of Medical Sciences, Tehran, Iran. Farzaneh Mirzaaghaee Department of Obstetric and Gynecology, Mirza Kochak-Khan Hospital, Tehran University of Medical Sciences, Tehran, Iran. Marzie Karimi Khezri Department of Obstetric and Gynecology, Mirza Kochak-Khan Hospital, Tehran University of Medical Sciences, Tehran, Iran. Mahbod Kaveh Department of Obstetric and Gynecology, Mirza Kochak-Khan Hospital, Tehran University of Medical Sciences, Tehran, Iran. 2015 09 28 Limb bud first appears during the third week of gestation with the upper limb buds appearing a few days before the lower limb buds. Complete absence of one or more limbs, called Amelia, occurs prior to the eighth week of gestation. We report a case of Amelia in a twin gestation. https://acta.tums.ac.ir/index.php/acta/article/view/3549 https://acta.tums.ac.ir/index.php/acta/article/download/3549/3525