Multicystic dysplastic kidney - on left

Case contributed by Dr Ali Abougazia

Presentation

Abdominal pain in an infant.

Patient Data

Age: 3 years
Gender: Male

Atrophic left kidney; it measures about 4 X 2 cm in its main orthogonal dimensions. It shows multiple, non-communicating cysts with no appreciated renal parenchyma.

Compensatory hypertrophy of the right kidney is seen. Mild dilatation of the right pelvicalyceal system and ureter; likely due to diuresis by furosemide injection, however no significant hydroureteronephrosis is seen.

Case Discussion

Left multicystic dysplastic kidney (MCDK) with compensatory hypertrophy of the right kidney.

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