Patient: Need help explaining marks that just showed up on my son arm
Symptoms: Pain, swelling
Doctor: Thank you for writing to us.I think that you have a lesion on the arm which is infected. It is possible that you hav e an insect bite or some other cause. You can also have a pimple which is causing the swollen skin infection.Also, you may have a cyst which is causing the problem. See a Doctor to diagnose it and reach the cause. Post this, treatment will be surgical or it will be by medication to help you recover.Hope this helps you.