My 16 Year Old Daughter Has Had A Daily Headache

My 16 year old daughter has had a daily headache for 2 years now tried every headache tension migraine it's & forget nothing works. Pediatrician said called pediatric idiopathic headaches last 4-6 months aversge. My uncle has popcorn tumors in brsi n started in neck in concerned as a mother my gut says ask for a scan