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Supernumerary kidney fused to the isthmus of a horseshoe kidney, with subsequent nephroblastoma, identified with dynamic renal scintigraphy
Riñón supernumerario fusionado al istmo de un riñón en herradura, con nefroblastoma posterior, identificado en un renograma isotópico
S. Bondia-Bescósa,c,
Corresponding author
sandra.bondia.bescos@gmail.com

Corresponding author.
, L.J. Pregilb,c, L. Biassonic
a Servicio de Medicina Nuclear-PET (ICS-IDI), Hospital Universitari de Bellvitge, L’Hospitalet de Llobregat, Barcelona, Spain
b Facultad de Medicina de la Universidad Queen Mary, Londres, United Kingdom
c Servicio de Radiología, Great Ormond Street Hospital for Children, Londres, United Kingdom
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          "en" => "<p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">Abdominal ultrasound scan at 2 days of life of the left kidney&#46; It measures 5&#46;0&#8239;cm &#40;previously 4&#46;6&#8239;cm&#41;&#46; The left lower calyx is mildly dilated and measures up to 8&#46;4&#8239;mm &#40;previously 8&#46;2&#8239;mm&#41; with a prominent left ureter&#46; The left upper calyx is more rounded&#44; and the renal pelvis measures up to 5&#8239;mm&#46; The findings raise the suspicion of a duplicated left pelvicalyceal system&#46;</p>"
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          "en" => "<p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">&#91;<span class="elsevierStyleSup">99m</span>Tc&#93;Tc-MAG3 renogram with diuretic performed at 18 months of age&#59; posterior projection&#46; a&#41; Early parenchymal uptake phase&#46; There is a horseshoe kidney&#44; with the left moiety bigger than the right&#46; The isthmus of the HK protrudes inferiorly &#40;black arrow&#41;&#59; this component shows some urinary stasis in the collecting system &#40;b&#41;&#59; there is good drainage at the end of the dynamic study with the patient supine &#40;c&#41; and further drainage following change of posture and micturition &#40;d&#41;&#46; The appearances are not just those of a simple horseshoe kidney&#58; the inferiorly protruding component raises the suspicion of a supernumerary kidney within the horseshoe&#46; This has been confirmed in subsequent radiological studies &#40;<a class="elsevierStyleCrossRef" href="#fig0015">Fig&#46; 3</a>&#41;&#46;</p>"
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          "en" => "<p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">Abdomino-pelvic contrast enhanced CT &#40;A&#41; and T2 weighted abdomino-pelvic MRI &#40;B&#41; at 2 years of age&#46; Abdominal axial sections&#44; where there is a SK arising from the isthmus of the HK&#44; with a large heterogeneous solid that occupies most of the lower abdomen and pelvis&#44; with blood vessels running through it&#46;</p>"
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                  "contribucion" => array:1 [
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                  "host" => array:1 [
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ISSN: 22538089
Original language: English
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