Dosimetry is used by many centers that preform PRRT. Wikipedia defines Dosimetry as "the measurement of the absorbed dose delivered by ionizing radiation, the term is better known as a scientific sub-specialty in the fields of health physics and medical physics, where it is the calculation and assessment of the radiation dose received by the human body."

Below is a talk given by Christiane Schuchardt on how the Theranostics Center in Bad Berka use dosimetry in there daily patient management.