11th August 2020

A 14-year-old girl presents to her GP with a flat, dark brown circular lesion on her back

A 14-year-old girl presents to her GP with a flat, dark brown circular lesion on her back, measuring around 30mm in diameter. She has had the lesion for many years, but has become increasingly bothered by its appearance. She has not noticed any change in the size or appearance of the lesion, and it is not painful or itchy.

For the patient above, please select the SINGLE most likely diagnosis. Select ONE option from the list above.