Using this kind of sensor, doctors may be able to better
determine radiation doses and to monitor whether treatments are having the desired effect, according to the researchers, who describe the device in the Proceedings of the National Academy of Sciences the week of April 21.
Not exact matches
He had used cloned mice with identical tumors to
determine ideal
radiation doses before turning to protons.
The imaging software — developed and currently in use only at Cincinnati Children's — mathematically
determines the lowest possible
radiation dose for the patient before a scan is performed, according to the study led by David Larson, MD, radiology quality and safety director at the medical center and principal architect of the technology.
«Image quality is what
determines the appropriate
radiation dose — the challenge is to find the threshold where the
dose is as low as possible, but the images are still clear,» Larson added.
Case Western Reserve research associate Amar Desai, PhD, worked between the Markowitz and Gerson laboratories to
determine the effect of SW033291 on mice that had received lethal
doses of
radiation and then received a partial bone marrow transplant.
This
determined that the
dose - effect relationship is linear down to the lowest
doses such that there is no safe
dose of
radiation, only permissible
doses.
Additional work recently presented at the 2014 American Society for
Radiation Oncology in San Francisco carried the work further in order to
determine whether protection from the additional
radiation dose in fact translated to a reduction in ischemic heart disease.
These specialists are leaders in
determining the best type and
dose of
radiation therapy to treat cancer.
Multiple treatments are administered in treating cancer with
radiation, the precise schedule and number of
doses are
determined by the goals of treatment.