21st April 2024

A 36-year-old woman is found incidentally to have a 4cm solitary liver lesion on abdominal imaging

A 36-year-old woman is found incidentally to have a 4cm solitary liver lesion on abdominal imaging. She is asymptomatic and her only regular medication is the combined oral contraceptive pill. The lesion is well demarcated and hyper-echoic on US scanning, and contrast-enhanced CT demonstrates a low-density lesion with delayed filling.

What is the most likely diagnosis?

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