A member asked:

I donated plasma today and after awhile a knot formed on my arm in between my wrist and elbow the size of a silver dollar and it hurts should i be con?

A doctor has provided 1 answer
Dr. Jehangir Rao answered

Specializes in Holistic Medicine

May be: Is the "knot" at the site of the needle stick? What color is it? Put hot soaks and watch for red streaks going up your arm. If that happens see a Doc

Answered 6/1/2016

1.3k views

Thank

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