For pain due to trauma, immobilize your arm by wearing a sling. You can make a sling from a towel, elastic bandage, or item of clothing. When wearing it, your arm should rest against your chest, and ...

Hypertrophic scar treatments include silicone gel sheets, corticosteroid lotions or injections, cryotherapy, and laser therapy. However, these scars often go away on their own without interventions.