Hydronephrosis - Symptoms and causes - Mayo Clinic
2024年11月6日 · Hydronephrosis happens when urine builds up in a kidney. Often, a blockage called an obstruction in the upper part of the urinary tract causes the buildup. Kidney swelling can result. This causes the part of the kidney called the renal pelvis to bulge, or become distended.
Renal pelvic dilation - American Journal of Obstetrics
2021年9月7日 · Renal pelvic dilation refers to excessive dilation of the fetal intrarenal collecting system. Although a different terminology is used, pelviectasis or pyelectasis most often refers to mild dilation, and hydronephrosis is reserved for severe cases …
Hydronephrosis in Newborns - NIDDK - National Institute of …
What is hydronephrosis in newborns? Hydronephrosis in newborns is enlargement, or dilation, of the renal pelvis—the basin in the central part of the kidney where urine collects. Hydronephrosis can occur in one or both kidneys. This condition is often diagnosed before birth during a …
Renal pelvic dilation refers to excessive dilation of the fetal intrarenal collecting system. Although a different terminol-ogy is used, pelviectasis or pyelectasis most often refers to mild dilation, and hydronephrosis is reserved for severe cases that are more likely to be clinically significant.
Hydronephrosis and Hydroureter - StatPearls - NCBI Bookshelf
2023年4月27日 · Hydronephrosis is defined as dilatation and distension of the renal collecting system of one or both kidneys due to obstruction of urine outflow distal to the renal pelvis (i.e., ureter, urinary bladder, and urethra). Dilation of the ureter due to obstruction of urine outflow is called hydroureter.
Renal Pelvis Dilatation - Radiology Key
2019年7月7日 · Fetal renal pelvis dilatation (or dilation) is a common ultrasound (US) finding, identified in 1% to 5% of pregnancies. There is a strong correlation between the degree of renal pelvis dilatation and the likelihood of postnatal urinary pathology, particularly ureteropelvic junction (UPJ) obstruction and vesicoureteral reflux (VUR).
Hydronephrosis/Urinary Tract Dilation - Children's Hospital of Philadelphia
Hydronephrosis, also known as urinary tract dilation, is when the area of the kidney where urine is collected is enlarged, or dilated. It can range from mild to severe, depending on the cause of the dilation. Often children who have hydronephrosis have it from the time of birth.
Prenatal Hydronephrosis | UCSF Department of Urology
Hydronephrosis is dilation of the kidney, specifically the renal pelvis (place where urine is stored after its production). This can be the result of an anatomic abnormality in the urinary tract or can be a variant of normal.
Ultrasonography of hydronephrosis - radlines.org
2019年8月22日 · Hydronephrosis is seen as an anechoic fluid-filled interconnected space within the renal sinus. [1] . If it is not interconnected, consider parapelvic renal cysts. Normally, the dilated pelvis can be differentiated from the dilated calyces. [1] Look at both kidneys as well as the urinary bladder. Figure 13.
Renal pelvic dilatation in your developing baby - Overview
Renal pelvic dilatation is when the part of your baby's kidneys (called the renal pelvis) is enlarged. In most cases, there is no underlying problem and it might be temporary, often when the baby's bladder is full.
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