Placental Choriocarcinoma, also known as choriocarcinoma of the placenta, is related to choriocarcinoma and persistent fetal circulation syndrome. An important gene associated with Placental Choriocarcinoma is SLC6A4 (Solute Carrier Family 6 Member 4), and among its related pathways/superpathways are Sulfatase and aromatase pathway and Lamotrigine Pathway, Pharmacokinetics and Pharmacodynamics. The drugs Ipilimumab and Nivolumab have been mentioned in the context of this disorder. Affiliated tissues include placenta and brain, and related phenotypes are nervous system and liver/biliary system