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KEY FACTS
Imaging
Top Differential Diagnoses
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Abbreviations
Ureteropelvic junction (UPJ) obstruction
Synonyms
Congenital hydronephrosis
Definitions
Upper urinary tract obstruction at UPJ
IMAGING
General Features
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Selected References
Rianthavorn P et al: Diagnostic accuracy of neonatal kidney ultrasound in children having antenatal hydronephrosis without ureter and bladder abnormalities. World J Urol. 33(10): 1645-50, 2015
Kumar M et al: Fetal renal anomaly: factors that predict survival. J Pediatr Urol. 10(6):1001-7, 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
Ross SS et al: Observation of infants with SFU grades 3-4 hydronephrosis: worsening drainage with serial diuresis renography indicates surgical intervention and helps prevent loss of renal function. J Pediatr Urol. 7(3):266-71, 2011
Yang Y et al: Long-term follow-up and management of prenatally detected, isolated hydronephrosis. J Pediatr Surg. 45(8):1701-6, 2010
Belarmino JM et al: Management of neonatal hydronephrosis. Early Hum Dev. 82(1):9-14, 2006
De Siati M et al: Congenital ureteropelvic junction obstruction: definition and therapy. Arch Ital Urol Androl. 77(1):1-4, 2005
Carr MC: Prenatal management of urogenital disorders. Urol Clin North Am. 31(3):389-97, vii, 2004
Csaicsich D et al: Management of congenital hydronephrosis with ureteropelvic junction obstruction: the Vienna-AKH experience 1986-2001. Wien Klin Wochenschr. 116(21-22):725-9, 2004
Csaicsich D et al: Upper urinary tract: when is obstruction obstruction? Curr Opin Urol. 14(4):213-7, 2004
Kraus SJ: Genitourinary imaging in children. Pediatr Clin North Am. 48(6):1381-424, 2001
Rouviere O et al: Ureteropelvic junction obstruction: use of helical CT for preoperative assessment--comparison with intraarterial angiography. Radiology. 213(3):668-73, 1999
Anderson N et al: Detection of obstructive uropathy in the fetus: predictive value of sonographic measurements of renal pelvic diameter at various gestational ages. AJR Am J Roentgenol. 164(3):719-23, 1995
Related Anatomy
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Related Differential Diagnoses
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References
Tables
Tables
KEY FACTS
Imaging
Top Differential Diagnoses
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Abbreviations
Ureteropelvic junction (UPJ) obstruction
Synonyms
Congenital hydronephrosis
Definitions
Upper urinary tract obstruction at UPJ
IMAGING
General Features
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Selected References
Rianthavorn P et al: Diagnostic accuracy of neonatal kidney ultrasound in children having antenatal hydronephrosis without ureter and bladder abnormalities. World J Urol. 33(10): 1645-50, 2015
Kumar M et al: Fetal renal anomaly: factors that predict survival. J Pediatr Urol. 10(6):1001-7, 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
Ross SS et al: Observation of infants with SFU grades 3-4 hydronephrosis: worsening drainage with serial diuresis renography indicates surgical intervention and helps prevent loss of renal function. J Pediatr Urol. 7(3):266-71, 2011
Yang Y et al: Long-term follow-up and management of prenatally detected, isolated hydronephrosis. J Pediatr Surg. 45(8):1701-6, 2010
Belarmino JM et al: Management of neonatal hydronephrosis. Early Hum Dev. 82(1):9-14, 2006
De Siati M et al: Congenital ureteropelvic junction obstruction: definition and therapy. Arch Ital Urol Androl. 77(1):1-4, 2005
Carr MC: Prenatal management of urogenital disorders. Urol Clin North Am. 31(3):389-97, vii, 2004
Csaicsich D et al: Management of congenital hydronephrosis with ureteropelvic junction obstruction: the Vienna-AKH experience 1986-2001. Wien Klin Wochenschr. 116(21-22):725-9, 2004
Csaicsich D et al: Upper urinary tract: when is obstruction obstruction? Curr Opin Urol. 14(4):213-7, 2004
Kraus SJ: Genitourinary imaging in children. Pediatr Clin North Am. 48(6):1381-424, 2001
Rouviere O et al: Ureteropelvic junction obstruction: use of helical CT for preoperative assessment--comparison with intraarterial angiography. Radiology. 213(3):668-73, 1999
Anderson N et al: Detection of obstructive uropathy in the fetus: predictive value of sonographic measurements of renal pelvic diameter at various gestational ages. AJR Am J Roentgenol. 164(3):719-23, 1995
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