My daughter

So I had my daughter at 35 weeks and I notice a red spot on her private area she had being change n bath so I took her to the dr didn’t know she was premature till I seen it in her chart she was born 6lbs 15oz so her Dr told me she has hemangioma it on one side on her private n the inside at the top I don’t know how to help her I never heard of this it scare me is somebody else dealing with this and if so how I don’t know the do and don’t help please