My 4 month old now has two hemangiomae, and one of them is on her lip. The first one, which was there from birth, has n't grown at all - it's on her back - but the lip one just started 2 weeks ago and grew a lot. GP seemed singularly unbothered by them, but if you llok online there is a lot written about the possibility of internal ones if they have three or more on the surface. Anyone else have any experience? Trying not to worry, but...