2 doctors weighed in:

Dark spots appeared one on side of knee and then spread to arms and torso itchy skin?

2 doctors weighed in
Dr. Robert Killian
General Practice
1 doctor agrees

In brief: Go to doctor

Unfortunately "dark spots" is extremely ambiguous and is not descriptive in any way, if this rash is spreading please go see your physician.

In brief: Go to doctor

Unfortunately "dark spots" is extremely ambiguous and is not descriptive in any way, if this rash is spreading please go see your physician.
Dr. Robert Killian
Dr. Robert Killian
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Dr. Christopher Crosby
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