voiding cystourethrography
TRANSCRIPT
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VOIDING VOIDING CYSTOURETHROGRAPHYCYSTOURETHROGRAPHY
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WHAT IS A VCUG?WHAT IS A VCUG?
Radiologic investigation underfluoroscopy to Radiologic investigation underfluoroscopy to evaluate;evaluate;
**VU reflux**VU reflux *Bladder disease*Bladder disease *Urethral stenosis, others*Urethral stenosis, others
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WHEN TO DO?WHEN TO DO?
UTI---UTI--- clinical febrile UTI+UA+ urine C/S clinical febrile UTI+UA+ urine C/S ** Children <5 years;** Children <5 years; ** U/S + VCUG U/S + VCUG ** Renal U/S (2-3 days after infection)-- Renal U/S (2-3 days after infection)--
abnormal --abnormal -- VCUG +/-IVP (4-6 wks after VCUG +/-IVP (4-6 wks after acute infection) -----abnormal --acute infection) -----abnormal -- antibiotic antibiotic prophylaxis & refer to specialist prophylaxis & refer to specialist
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HOW TO DO?HOW TO DO?
Patient preparationPatient preparation KUB scout filmKUB scout film Insertion of foley catheterInsertion of foley catheter Introduced water soluble CMIntroduced water soluble CM Serial film—fullbladder, during urinate, post Serial film—fullbladder, during urinate, post
voidvoid
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RADIATION DOSERADIATION DOSE
For a child 5-10 years, effective radiation For a child 5-10 years, effective radiation dose is 1.6 mSv= nature background 6 dose is 1.6 mSv= nature background 6 months.months.
Infant, effective radiation dose is 0.8 mSv= Infant, effective radiation dose is 0.8 mSv= nature background 3 months.nature background 3 months.
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COMPLICATIONCOMPLICATION
Perforated urinary bladderPerforated urinary bladder Intrarenal infectionIntrarenal infection Anaphylactoid reactionAnaphylactoid reaction
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NORMAL VCUGNORMAL VCUG
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NORMAL MALE VCUGNORMAL MALE VCUG
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VU REFLUXVU REFLUX
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POSTERIOR URETHRAL POSTERIOR URETHRAL VALVEVALVE
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IMAGING TECHNIQUE FOR IMAGING TECHNIQUE FOR DETECTION OF DETECTION OF
VESICOURETERAL REFLUXVESICOURETERAL REFLUX Direct Radionuclide Voiding Cystography Direct Radionuclide Voiding Cystography
(DRVC)(DRVC) Voiding Cystourethrography ( VCUG)Voiding Cystourethrography ( VCUG) Voiding Urosonography ( VUS)Voiding Urosonography ( VUS)
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THANK YOU FOR THANK YOU FOR ATTENTIONATTENTION
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