A healthy 65-year-old man presented with a 4-month history of left flank pain and nocturia. These lesions developed over 1 to 2 years.
What is the most likely diagnosis?
Black Cutaneous Lesions
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A healthy 65-year-old man presented with a 4-month history of left flank pain and nocturia. These lesions developed over 1 to 2 years.
What is the most likely diagnosis?
