TAILIEUCHUNG - An upper renal pelvis tumor arising in incompletely duplicated collecting system – a case report

Congenital abnormalities of the kidney and urinary tract are common. In particular, the duplicated collecting system is one of the most common kidney abnormalities, but most are asymptomatic. The pathogenesis of these abnormalities is also known very little and some pathogenic genes are thought to be related. | An upper renal pelvis tumor arising in incompletely duplicated collecting system – a case report