4th March 2024

A 4-year-old girl presents to the genetic clinic after being diagnosed with multiple renal cysts on her ultrasound

A 4-year-old girl presents to the genetic clinic after being diagnosed with multiple renal cysts on her ultrasound. Hepatic ductal dilation with increased echogenicity of the liver was seen on ultrasound. Her mother reports that their paediatrician has been managing her hypertension with medication, but her blood pressure remains high for her age. Her renal function was concerning during her first year of life but gradually normalised.

What is the likely cause for her symptoms and USS appearances?

Select the SINGLE most appropriate option from the list below. Select ONE option only.