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Cortical necrosis — RACP Paediatrics MCQ

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HardNephrologyCortical necrosisRACP Paediatrics

A sick neonate with asphyxia and DIC has oliguria. Renal US: bilateral enlarged kidneys, no corticomedullary differentiation, absent cortical blood flow on Doppler. What is the renal diagnosis?

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Correct answer: D — Cortical necrosis

Bilateral renal cortical necrosis: absent cortical blood flow in setting of asphyxia/DIC. Very poor renal prognosis. Most develop ESKD.

Reference: RACP Paediatric Curriculum – Nephrology/Neonatology