The absorb doses and the safeguard for grown-up brain imaging

Grown-up brain imaging is one of the very important measures for diagnosing in clinic nuclear medicine.The patients will receive different absorb doses when they have different illness or diagnosed by different measures and different reagents. Obstructing absorbability, promoting excretion, substitution and perfect quality assuring sys-tem are necessary measures to reduce patient's absorb doses and risks caused by isotopes diagnoses.