Paraneoplastic nodular regenerative hyperplasia of the liver associated with placental site trophoblastic tumor

•NRH-L is a rare disease that may lead to non-cirrhotic portal hypertension.•NRH-L may present as a paraneoplastic disorder, complicating oncologic treatment.•This is the first case of NRH-L as a potential paraneoplastic disorder due to PSTT.