Festen, S.

mesenchymal hamartoma mesenchymal hamartoma liver diagnosis hepatic mesenchymal hamartoma hepatic tumor pediatr resection drainage cesarean multicystic ultrasound section therapy laparotomy management cesarean section diagn lesion report delivery review 35 weeks outcome prenatally literature hemodynamic 26 weeks ␤- hcg postnatal embryonal sarcoma infant polyhydramnio placental origin placenta fetus dystocia embryonal sarcoma decompensation mass effects hemodynamic instability pathol compromise tissue dystocia antenatal period perinatal perinatal period patient 36 weeks 30 weeks hemodynamic decompensation masse hemodynamic compromise month ascite effect follow-up tissue aspiration incision cornette doppler laparoscopic condition fluid death postnatal ultrasound umbilical vein lymphangioma hepatic hamartoma placental abnormalities multidisciplinary team rupture venous dopplers percutaneou