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Diagnostic role of contrast-enhanced voiding urosonography (ceVUS) in pediatric duplex kidneys – a comparison with voiding cystourethrography (VCUG)

Xiuzhen Yang

Xiuzhen Yang

Department of Ultrasound, Children’s Hospital, Zhejiang University School of MedicineHangzhou, China
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Yang, Xiuzhen
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Zheming Xu

Zheming Xu

Department of Urology, Children’s Hospital, Zhejiang University School of MedicineHangzhou, China
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Xu, Zheming
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Zhongyu Chen

Zhongyu Chen

Department of Radiology, Children’s Hospital, Zhejiang University School of MedicineHangzhou, China
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Chen, Zhongyu
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Guangjie Chen

Guangjie Chen

Department of Urology, Children’s Hospital, Zhejiang University School of MedicineHangzhou, China
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Chen, Guangjie
, 
Daxing Tang

Daxing Tang

Department of Urology, Children’s Hospital, Zhejiang University School of MedicineHangzhou, China
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Tang, Daxing
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Jingjing Ye

Jingjing Ye

Department of Ultrasound, Children’s Hospital, Zhejiang University School of MedicineHangzhou, China
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Ye, Jingjing
 et 
Junfen Fu

Junfen Fu

Department of Endocrinology, Children’s Hospital, Zhejiang University School of MedicineHangzhou, China
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Fu, Junfen
  
30 nov. 2024
Diagnostic role of contrast-enhanced voiding urosonography (ceVUS) in pediatric duplex kidneys – a comparison with voiding cystourethrography (VCUG)'s Cover Image
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Catégorie d'article: Research Paper
Publié en ligne: 30 nov. 2024
Pages: 1 - 6
Reçu: 10 déc. 2023
Accepté: 08 avr. 2024
DOI: https://doi.org/10.15557/jou.2024.0023
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© 2024 Xiuzhen Yang et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fig. 1.

Incomplete duplication with a split ureter through ceVUS
Incomplete duplication with a split ureter through ceVUS

Fig. 2.

Revealing ureterocele through ceVUS
Revealing ureterocele through ceVUS

Fig. 3.

Comparison of CeVUS and VCUG in the context of lower moiety VUR (the arrow indicates the presence of VUR in the lower moiety, while the circle represents the absence of VUR in the upper moiety)
Comparison of CeVUS and VCUG in the context of lower moiety VUR (the arrow indicates the presence of VUR in the lower moiety, while the circle represents the absence of VUR in the upper moiety)

Fig. 4.

Comparison of CeVUS and VCUG in the context of upper moiety VUR (the arrow indicates the presence of VUR in the upper moiety, while the circle represents the absence of VUR in the lower moiety)
Comparison of CeVUS and VCUG in the context of upper moiety VUR (the arrow indicates the presence of VUR in the upper moiety, while the circle represents the absence of VUR in the lower moiety)

Sensitivity, specificity, and positive and negative predictive values of RBUS, ceVUS, and VCUG

Sensitivity, % Specificity, % Positive predictive value, % Negative predictive value, %
RBUS 73.91 80.43 79.07 75.51
ceVUS + RBUS 89.13 84.78 85.42 88.64
VCUG 17.31 86.96 57.14 51.23

Consistency of VCUG and ceVUS in grading VUR

Grade I II III IV V Total
CeVUS I 0 0 0 0 0 0
II 0 2 1 0 0 3
III 0 1 8 2 0 11
IV 0 0 3 12 3 18
V 0 0 0 2 8 10
Total 0 3 12 16 11 42
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Médecine, Sciences médicales de base, Sciences médicales de base, autres
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