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Diagnostic ultrasound ( PDFDrive )

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CHAPTER 52 The Pediatric Urinary Tract and Adrenal Glands 1817

A

B

FIG. 52.59 Medullary Cystic Disease. Asymptomatic 17-year-old girl who underwent renal imaging after trauma. (A) Longitudinal gray-scale

image of left kidney demonstrates multiple anechoic cysts within the medullary pyramids. (B) Coronal reformatted intravenous contrast-enhanced

computed tomography image depicts the medullary cysts in the lower left renal pole.

A B C

FIG. 52.60 Tuberous Sclerosis. (A) and (B) Longitudinal and transverse gray-scale images of the right kidney in a 6-year-old boy show multiple

anechoic parenchymal cysts. (C) Axial T2 luid-attenuated inversion recovery (FLAIR) magnetic resonance image of the brain demonstrates multiple

foci of abnormally high signal in the subependymal and subcortical regions typical of tubers.

A

B

FIG. 52.61 Dialysis-Associated Renal Cyst. A 17-year-old boy on chronic hemodialysis for end-stage renal disease (ESRD). (A) and (B) Longitudinal

and transverse images reveal a single anechoic cyst in the upper pole of the right kidney (arrows). There is loss of normal renal corticomedullary

differentiation in keeping with ESRD.

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