Hello doc. My sister met with an accident in 2011. She burnt her hand with oil during frying sumthng. Her right hand got burnt.in these years she had 2 operations on her that hand called grafting. But still there seems to be some lumps n dark patches on her hand. With itchy sensation .by which she gets irritated. She uses pressure garments while outing .can you please suggest anything to cure scars .and prevent the itching.