[An unusual case of "complicated" adrenal hemorrhage].

This case report concerns a newborn with bilateral adrenal massive hemorrhage complicated by inferior cava vein thrombosis, hypertension and encephalopathy to elaborate diagnostic and therapeutic problem of neonatal thromboembolic events. Increasing of risk population (extreme prematurity), improvement of imaging, laboratory and neonatologist care enhanced in recent years the diagnosis of this group of diseases. Even if literature about this subject is poor, we remark the significant effort of neonatologist to revise and update neonatal guidelines and the relevance of the institution of the National Registry of Neonatal Thrombosis (RITI).