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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
TERMINOLOGY
Abbreviations
- Ureteropelvic junction (UPJ) obstruction
- Pelviureteric junction obstruction (PUJO)
Definitions
- Obstruction of urine flow at level of UPJ
IMAGING
General Features
Ultrasonographic Findings
Radiographic Findings
CT Findings
MR Findings
Nuclear Medicine Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
- Sertorio F et al: Non-contrast-enhanced magnetic resonance angiography for detecting crossing renal vessels in infants and young children: comparison with contrast-enhanced angiography and surgical findings. Pediatr Radiol. 49(1):105-13, 2019
- arora S et al: Predictors for the need of surgery in antenatally detected hydronephrosis due to UPJ obstruction - a prospective multivariate analysis. J Pediatr Urol. 11(5):248.e1-5, 2015
- Parikh KR et al: Pediatric ureteropelvic junction obstruction: can magnetic resonance urography identify crossing vessels? Pediatr Radiol. 45(12):1788-95, 2015
- Lin L et al: Role of endoluminal sonography in evaluation of obstruction of the ureteropelvic junction. AJR Am J Roentgenol. 191(4):1250-4, 2008
- Calder AD et al: Contrast-enhanced magnetic resonance angiography for the detection of crossing renal vessels in children with symptomatic ureteropelvic junction obstruction: comparison with operative findings. Pediatr Radiol. 37(4):356-61, 2007
- Williams B et al: Pathophysiology and treatment of ureteropelvic junction obstruction. Curr Urol Rep. 8(2):111-7, 2007
- Jones RA et al: Dynamic contrast-enhanced MR urography in the evaluation of pediatric hydronephrosis: part 1, functional assessment. AJR Am J Roentgenol. 185(6):1598-607, 2005
- McDaniel BB et al: Dynamic contrast-enhanced MR urography in the evaluation of pediatric hydronephrosis: part 2, anatomic and functional assessment of uteropelvic junction obstruction. AJR Am J Roentgenol. 185(6):1608-14, 2005
- Khaira HS et al: Helical computed tomography for identification of crossing vessels in ureteropelvic junction obstruction-comparison with operative findings. Urology. 62(1):35-9, 2003
- Rooks VJ et al: Extrinsic ureteropelvic junction obstruction from a crossing renal vessel: demography and imaging. Pediatr Radiol. 31(2):120-4, 2001
- Keeley FX Jr et al: A prospective study of endoluminal ultrasound versus computerized tomography angiography for detecting crossing vessels at the ureteropelvic junction. J Urol. 162(6):1938-41, 1999
Related Anatomy
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Related Differential Diagnoses
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
TERMINOLOGY
Abbreviations
- Ureteropelvic junction (UPJ) obstruction
- Pelviureteric junction obstruction (PUJO)
Definitions
- Obstruction of urine flow at level of UPJ
IMAGING
General Features
Ultrasonographic Findings
Radiographic Findings
CT Findings
MR Findings
Nuclear Medicine Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
- Sertorio F et al: Non-contrast-enhanced magnetic resonance angiography for detecting crossing renal vessels in infants and young children: comparison with contrast-enhanced angiography and surgical findings. Pediatr Radiol. 49(1):105-13, 2019
- arora S et al: Predictors for the need of surgery in antenatally detected hydronephrosis due to UPJ obstruction - a prospective multivariate analysis. J Pediatr Urol. 11(5):248.e1-5, 2015
- Parikh KR et al: Pediatric ureteropelvic junction obstruction: can magnetic resonance urography identify crossing vessels? Pediatr Radiol. 45(12):1788-95, 2015
- Lin L et al: Role of endoluminal sonography in evaluation of obstruction of the ureteropelvic junction. AJR Am J Roentgenol. 191(4):1250-4, 2008
- Calder AD et al: Contrast-enhanced magnetic resonance angiography for the detection of crossing renal vessels in children with symptomatic ureteropelvic junction obstruction: comparison with operative findings. Pediatr Radiol. 37(4):356-61, 2007
- Williams B et al: Pathophysiology and treatment of ureteropelvic junction obstruction. Curr Urol Rep. 8(2):111-7, 2007
- Jones RA et al: Dynamic contrast-enhanced MR urography in the evaluation of pediatric hydronephrosis: part 1, functional assessment. AJR Am J Roentgenol. 185(6):1598-607, 2005
- McDaniel BB et al: Dynamic contrast-enhanced MR urography in the evaluation of pediatric hydronephrosis: part 2, anatomic and functional assessment of uteropelvic junction obstruction. AJR Am J Roentgenol. 185(6):1608-14, 2005
- Khaira HS et al: Helical computed tomography for identification of crossing vessels in ureteropelvic junction obstruction-comparison with operative findings. Urology. 62(1):35-9, 2003
- Rooks VJ et al: Extrinsic ureteropelvic junction obstruction from a crossing renal vessel: demography and imaging. Pediatr Radiol. 31(2):120-4, 2001
- Keeley FX Jr et al: A prospective study of endoluminal ultrasound versus computerized tomography angiography for detecting crossing vessels at the ureteropelvic junction. J Urol. 162(6):1938-41, 1999
