Management of antenatal hydronephrosis. a report of 2 cases

The incidence of antenatal hydronephrosis approximately 1-5% of all pregnancies but the number has changed significantly sincethe inception of fetal sonography. The etiology was various and the management was based on the cause of the hydronephrosis. Therisk of urinary tract infection and renal dysfunction requires early detection. The objective of this study was to report two cases ofantenatal hydronephrosis focusing on management and clinical course. Baby A’s mother was referred from Kendari to FetomaternalDivision at Soetomo Hospital due to antenatal hydronephrosis. She was born by caesarean section and further work-up revealed thatit was due to ureterovesical junction obstruction. Neoimplantation were done. Baby E was referred from Murjani Hospital toSoetomo Hospital due to suspicious abdominal tumor. The diagnosis was established as right kidney cyst and right ureteropelvicaljunction stenosis. Percutaneous nephrostomy was done followed by right nephrectomy. Both babies were discharged in a goodcondition. Summary: The management of antenatal hydronephrosis consisted of work-up to establish the etiology and immediatereferral for surgery intervention had resulted in better outcome on both cases. For long term monitoring, a joint follow-up bypediatric nephrologist, neonatologist, obstetrician, pediatric urologist and radiologist is needed.