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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
TERMINOLOGY
Synonyms
- Renal collecting system dilation, pelvicalyceal dilatation, pelvocaliectasis
Definitions
- Dilation of renal collecting (pelvicalyceal) system ± ureteral dilation
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Ultrasonographic Findings
Nuclear Medicine Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Natural History & Prognosis
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
- Bold MS et al: Detection of distal ureteral stones in pregnancy using transvaginal ultrasound. J Ultrasound. ePub, 2020
- Has R et al: Prenatal diagnosis and findings in ureteropelvic junction type hydronephrosis. Front Pediatr. 8:492, 2020
- Manoharan D et al: Split bolus dual-energy CT urography after urine dilution: a one-stop shop for detection and characterisation of urolithiasis. Clin Radiol. 75(8):643.e11-8, 2020
- Nakane A et al: Appropriate timing of performing abdominal ultrasonography and termination of follow-up observation for antenatal grade 1 or 2 hydronephrosis. BMC Urol. 20(1):178, 2020
- Renard-Penna R et al: Imaging protocols for CT urography: results of a consensus conference from the French Society of Genitourinary Imaging. Eur Radiol. 30(3):1387-96, 2020
- Duran C et al: Contrast-enhanced voiding urosonography for vesicoureteral reflux diagnosis in children. Radiographics. 37(6):1854-69, 2017
- Sung Tae H et al: Prediction of high-grade ureteral urothelial carcinoma on CT urography. Br J Radiol. 90(1078):20170159, 2017
- Liu DB et al: Hydronephrosis: prenatal and postnatal evaluation and management. Clin Perinatol. 41(3):661-78, 2014
- Nguyen HT et al: Multidisciplinary consensus on the classification of prenatal and postnatal urinary tract dilation (UTD classification system). J Pediatr Urol. 10(6):982-98, 2014
- Jandaghi AB et al: Assessment of ureterovesical jet dynamics in obstructed ureter by urinary stone with color Doppler and duplex Doppler examinations. Urolithiasis. 41(2):159-63, 2013
- Woźniak MM et al: 2D/3D/4D contrast-enhanced voiding urosonography in the diagnosis and monitoring of treatment of vesicoureteral reflux in children - can it replace voiding cystourethrography? J Ultrason. 13(55):394-407, 2013
- Piazzese EM et al: The renal resistive index as a predictor of acute hydronephrosis in patients with renal colic. J Ultrasound. 15(4):239-46, 2012
- Becker A et al: Obstructive uropathy. Early Hum Dev. 82(1):15-22, 2006
- Perez-Brayfield MR et al: A prospective study comparing ultrasound, nuclear scintigraphy and dynamic contrast enhanced magnetic resonance imaging in the evaluation of hydronephrosis. J Urol. 170(4 Pt 1):1330-4, 2003
Related Anatomy
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Related Differential Diagnoses
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
TERMINOLOGY
Synonyms
- Renal collecting system dilation, pelvicalyceal dilatation, pelvocaliectasis
Definitions
- Dilation of renal collecting (pelvicalyceal) system ± ureteral dilation
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Ultrasonographic Findings
Nuclear Medicine Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Natural History & Prognosis
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
- Bold MS et al: Detection of distal ureteral stones in pregnancy using transvaginal ultrasound. J Ultrasound. ePub, 2020
- Has R et al: Prenatal diagnosis and findings in ureteropelvic junction type hydronephrosis. Front Pediatr. 8:492, 2020
- Manoharan D et al: Split bolus dual-energy CT urography after urine dilution: a one-stop shop for detection and characterisation of urolithiasis. Clin Radiol. 75(8):643.e11-8, 2020
- Nakane A et al: Appropriate timing of performing abdominal ultrasonography and termination of follow-up observation for antenatal grade 1 or 2 hydronephrosis. BMC Urol. 20(1):178, 2020
- Renard-Penna R et al: Imaging protocols for CT urography: results of a consensus conference from the French Society of Genitourinary Imaging. Eur Radiol. 30(3):1387-96, 2020
- Duran C et al: Contrast-enhanced voiding urosonography for vesicoureteral reflux diagnosis in children. Radiographics. 37(6):1854-69, 2017
- Sung Tae H et al: Prediction of high-grade ureteral urothelial carcinoma on CT urography. Br J Radiol. 90(1078):20170159, 2017
- Liu DB et al: Hydronephrosis: prenatal and postnatal evaluation and management. Clin Perinatol. 41(3):661-78, 2014
- Nguyen HT et al: Multidisciplinary consensus on the classification of prenatal and postnatal urinary tract dilation (UTD classification system). J Pediatr Urol. 10(6):982-98, 2014
- Jandaghi AB et al: Assessment of ureterovesical jet dynamics in obstructed ureter by urinary stone with color Doppler and duplex Doppler examinations. Urolithiasis. 41(2):159-63, 2013
- Woźniak MM et al: 2D/3D/4D contrast-enhanced voiding urosonography in the diagnosis and monitoring of treatment of vesicoureteral reflux in children - can it replace voiding cystourethrography? J Ultrason. 13(55):394-407, 2013
- Piazzese EM et al: The renal resistive index as a predictor of acute hydronephrosis in patients with renal colic. J Ultrasound. 15(4):239-46, 2012
- Becker A et al: Obstructive uropathy. Early Hum Dev. 82(1):15-22, 2006
- Perez-Brayfield MR et al: A prospective study comparing ultrasound, nuclear scintigraphy and dynamic contrast enhanced magnetic resonance imaging in the evaluation of hydronephrosis. J Urol. 170(4 Pt 1):1330-4, 2003
