Renal Hypodysplasia/aplasia 3, also known as renal agenesis, unilateral, is related to anus, imperforate and renal agenesis, bilateral. An important gene associated with Renal Hypodysplasia/aplasia 3 is GREB1L (GREB1 Like Retinoic Acid Receptor Coactivator), and among its related pathways/superpathways are Phospholipase-C Pathway and Bladder cancer. Affiliated tissues include kidney and uterus, and related phenotypes are vesicoureteral reflux and hydronephrosis