so i was recently in hospital for a week had a ct scan came back clear then had mri ( head) they told me nothing shown sent me home....my gp recieves letter saying they found a diffuse haemangioma in my skull bone! i do have a birthmark on forehead so im presuming it related but im terrified what exactly this is! i have contacted the hospital since discharge but they wont help me iv tried googling it but not much comes up im terrified still got constant headaches and feel sick :(