2 doctors weighed in:

Why do I have large and small itchy bumps on my arms legs and hands? They're spreading.

2 doctors weighed in
Dr. Suman Das
Surgery - Plastics
1 doctor agrees

In brief: Many reasons

It could be a number of things, including allergic rash to some skin conditions.
Your best bet is to go and see a dermatologist.

In brief: Many reasons

It could be a number of things, including allergic rash to some skin conditions.
Your best bet is to go and see a dermatologist.
Dr. Suman Das
Dr. Suman Das
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Dr. Christopher Crosby
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