نتایج جستجو برای: dose fractionation

تعداد نتایج: 327985  

Journal: :International journal of radiation oncology, biology, physics 2007
Niranjan Bhandare Patrick J Antonelli Christopher G Morris Robert S Malayapa William M Mendenhall

PURPOSE To investigate the incidence of radiation-induced ototoxicity according to the total dose delivered to specific parts of the auditory system, fractionation, and chemotherapy. METHODS AND MATERIALS Records of 325 patients treated for primary extracranial head and neck tumors with curative intent who received radiotherapy between 1964 and 2000 (median follow-up, 5.4 years) were retrospe...

Journal: :Blood 1994
R Storb R F Raff F R Appelbaum H J Deeg T C Graham F G Schuening G Sale E Bryant K Seidel

We explored in dogs the immunosuppressive properties of 450 cGy total body irradiation (TBI) delivered from two opposing 60Co sources, as assessed by the criterion of successful engraftment of allogeneic genotypically DLA-identical littermate marrow. Two questions were asked in this study. Firstly, does dose rate affect the immunosuppressive effect of TBI when administered in a single dose? Sec...

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