My son haves theses bruises (not round mostly vertical and horizental ) they star blue red and then they turn brown in a few days he started to have his knees swollen and feeling pain in legs and tonight his face started to get swollen and couldn t breath from his nose the doctor said it was propably an allergy of some sort or sinus(without touching his face) he had bloodwork done and bloodwork shows everything is fine
THE ARE ALLERGIES BOTH SYSTEMS SKIN ND NOSE OF HAVEN OT WRITTEN AGE OF YOUR SON SO DIFFICULT TO ASSESSED ALLERGY CAN BE DUE TO SOAPS SHAMPOO OILS COOKING OILS AND BODY APPLICATION MATERIALS ANY Chat Doctor.