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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
- Liu DB et al: Hydronephrosis: prenatal and postnatal evaluation and management. Clin Perinatol. 41(3):661-78, 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
- 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
- Estrada CR Jr: Prenatal hydronephrosis: early evaluation. Curr Opin Urol. 18(4):401-3, 2008
- Becker A et al: Obstructive uropathy. Early Hum Dev. 82(1):15-22, 2006
- Belarmino JM et al: Management of neonatal hydronephrosis. Early Hum Dev. 82(1):9-14, 2006
- Sidhu G et al: Outcome of isolated antenatal hydronephrosis: a systematic review and meta-analysis. Pediatr Nephrol. 21(2):218-24, 2006
- Riccabona M et al: Hydronephrotic kidney: pediatric three-dimensional US for relative renal size assessment--initial experience. Radiology. 236(1):276-83, 2005
- Moon DH et al: Value of supranormal function and renogram patterns on 99mTc-mercaptoacetyltriglycine scintigraphy in relation to the extent of hydronephrosis for predicting ureteropelvic junction obstruction in the newborn. J Nucl Med. 44(5):725-31, 2003
- 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
- Grenier N et al: Dilatation of the collecting system during pregnancy: physiologic vs obstructive dilatation. Eur Radiol. 10(2):271-9, 2000
- Hertzberg BS et al: Doppler US assessment of maternal kidneys: analysis of intrarenal resistivity indexes in normal pregnancy and physiologic pelvicaliectasis. Radiology. 186(3):689-92, 1993
- Platt JF et al: Acute renal obstruction: evaluation with intrarenal duplex Doppler and conventional US. Radiology. 186(3):685-8, 1993
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
- Liu DB et al: Hydronephrosis: prenatal and postnatal evaluation and management. Clin Perinatol. 41(3):661-78, 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
- 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
- Estrada CR Jr: Prenatal hydronephrosis: early evaluation. Curr Opin Urol. 18(4):401-3, 2008
- Becker A et al: Obstructive uropathy. Early Hum Dev. 82(1):15-22, 2006
- Belarmino JM et al: Management of neonatal hydronephrosis. Early Hum Dev. 82(1):9-14, 2006
- Sidhu G et al: Outcome of isolated antenatal hydronephrosis: a systematic review and meta-analysis. Pediatr Nephrol. 21(2):218-24, 2006
- Riccabona M et al: Hydronephrotic kidney: pediatric three-dimensional US for relative renal size assessment--initial experience. Radiology. 236(1):276-83, 2005
- Moon DH et al: Value of supranormal function and renogram patterns on 99mTc-mercaptoacetyltriglycine scintigraphy in relation to the extent of hydronephrosis for predicting ureteropelvic junction obstruction in the newborn. J Nucl Med. 44(5):725-31, 2003
- 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
- Grenier N et al: Dilatation of the collecting system during pregnancy: physiologic vs obstructive dilatation. Eur Radiol. 10(2):271-9, 2000
- Hertzberg BS et al: Doppler US assessment of maternal kidneys: analysis of intrarenal resistivity indexes in normal pregnancy and physiologic pelvicaliectasis. Radiology. 186(3):689-92, 1993
- Platt JF et al: Acute renal obstruction: evaluation with intrarenal duplex Doppler and conventional US. Radiology. 186(3):685-8, 1993
