摘要
To the Editor：A 65-year-old woman presented with a cutaneous red-brown plaque on the left posterior thigh for the past 7 years.Initially,the lesion was a slightly elevated,well-demarcated plaque with a smooth surface and was about 1 cm in diameter,without any symptoms.Over the years,it slowly extended into an elevated plaque with rough surface,frequently bleeding after slight friction.
To the Editor：A 65-year-old woman presented with a cutaneous red-brown plaque on the left posterior thigh for the past 7 years.Initially,the lesion was a slightly elevated,well-demarcated plaque with a smooth surface and was about 1 cm in diameter,without any symptoms.Over the years,it slowly extended into an elevated plaque with rough surface,frequently bleeding after slight friction.
