My daughter has a sharp ache behind her right ear

Patient: My daughter has a sharp ache behind her right ear she says it hurts in the skull bump directly behind the ear. there is some swelling of the skin area into her hair line but not at the neck it been she seems to feel better when laying down. 3 days now she is not running a fever or having any discomfort from her actual ear we can manipulate and push below and on the actual ear

Doctor: