Pyeloureteral

Pyeloureteral refers to the anatomical or functional relationship between the renal pelvis (pyelo-) and the ureter. This term is often used in the context of congenital anomalies, medical conditions, or surgical procedures involving the upper urinary tract.

The renal pelvis is the funnel-shaped structure within the kidney that collects urine produced by the nephrons and channels it into the ureter for transport to the bladder. The ureter is a muscular tube that facilitates the passage of urine from the kidney to the bladder. The pyeloureteral junction, also known as the ureteropelvic junction (UPJ), is the point where the renal pelvis connects to the ureter.

Conditions affecting the pyeloureteral region include pyeloureteral junction obstruction, which is a congenital condition characterized by a narrowing or blockage at the UPJ. This can result in hydronephrosis, or swelling of the kidney due to urine buildup, potentially impairing renal function. Such obstructions often require diagnostic imaging, like ultrasonography or nuclear scans, and may necessitate surgical intervention, such as pyeloplasty, to restore normal urine flow.

In summary, "pyeloureteral" describes the relationship or pathway between the renal pelvis and ureter, and plays a significant role in various clinical scenarios related to urinary tract structure and function.