See a doctor: It could be the leakage of blood from the small blood vessels of the feet. It could be melanoma. It needs to be checked by a doctor.
Answered 2/17/2013
5.3k views
A number of possible: It could be dead skin and underlying tissue from a pressure spot or even malignant melanoma. Have it checked and possibly biopsied by a podiatrist. Soon!
Answered 12/9/2013
5.2k views
See a doctor: With just what is shared it is hard to give a detailed answer. It might be age spots/pigmentation, due to circulation, bruising or skin lesions that might need addressing. See a podiatrist or dermatologist to get a better answer.
Answered 5/4/2015
5.2k views
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