Inversion of the uterus is an uncommon event that usually occurs as a postpartum complication [Krenning RA. Nonpuerperal uterine inversion. Review of literature. Clin Exp Obstet Gynecol 1982;9:12–5; Dali SM, Rajbhandari S, Shrestha S. Puerperal inversion of the uterus in Nepal: case reports and review of literature. J Obstet Gynaecol Res 1997;23:319–25], and is often subject to diagnostic delay. These delays are partly due to a stable clinical condition, except for a minor vaginal discharge and bleeding. However, this condition can be devastating and result in shock or even death [Rachagan SP, Sivanesaratnam V, Kok KP, Raman S. Acute puerperal inversion of the uterus—an obstetric emergency. Aust N Z J Obstet Gynaecol 1988;28:29–32]. We describe radiographic findings of postpartum uterine inversion in a 26-year-old woman. Multiplanar reformatted CT demonstrated typical deformation of the uterus and CT angiograms revealed a characteristic arterial vasculature, which allowed us to make a diagnosis. We describe this unique CT angiographic marker as “the intra-uterine thread and streak sign”.