关键词: cystoscopy fetal lower urinary tract obstruction fetal surgery laser therapy posterior urethral valves urethral atresia urethral stenosis vesicoamniotic shunting
Mesh : Adult Catheterization Cystoscopy / methods Female Fetal Diseases / diagnostic imaging surgery Fetus / surgery Gestational Age Humans Infant Male Pregnancy Stents Ultrasonography, Prenatal / methods Urethra / diagnostic imaging embryology Urethral Obstruction / diagnosis diagnostic imaging surgery Urethral Stricture / diagnostic imaging surgery Urinary Bladder / abnormalities diagnostic imaging