Imaging in Pediatrics

Pyelonephritis

KEY FACTS Terminology Acute infection of renal parenchyma; often difficult to clinically distinguish from lower UTI Imaging Imaging work-up of UTI controversial See professional society guidelines With pyelonephritis, marked inflammatory response to renal parenchymal infection causes swelling that alters normal…

Wilms Tumor

KEY FACTS Imaging Ultrasound frequently 1st study performed; CECT & MR better characterize tumor & local extent Large, heterogeneous but predominantly solid hypoechoic (US)/hypoenhancing (CT/MR) renal mass Must carefully evaluate – Adjacent soft tissues for tumor rupture, adenopathy – Renal…

Mesoblastic Nephroma

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Renal Ectopia and Fusion

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Urachal Abnormalities

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Posterior Urethral Valves

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Primary Megaureter

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