![(NSFW) Twin reversed arterial transfusion. A severe subtype of twin-to-twin transfusion](https://i.imgur.com/SAZji8Qm.jpg)
(NSFW) Twin reversed arterial transfusion. A severe subtype of twin-to-twin transfusion where one twin fails to develop a heart and the other twin pumps blood for both systems. Without treatment, the healthy fetus often dies as well.
medizzy, mistyfront