I have a lump on my arm situated between my elbow and wrist.  It is painful to touch and quite hard, slightly bigger than a pea, I noticed it about 4 days ago and first thought it was something like a blind spot but it seems to be getting bigger.  Should I be worried?
Hi. Thanks for your query.A swelling just bigger than a pea, growing in size and has pain in a situation between the elbow and the wrist can be due to the following