A 66-Year-Old Man with a Pigmented Skin Lesion

A 66-Year-Old Man with a Pigmented Skin Lesion

A 66-year-old Australian man presents with a pigmented lesion on his upper back that has recently increased in size. The lesion has a symmetrical circular shape and the colour of the lesion is uniform. The largest diameter of the lesion is 8 mm. There is no...