NCRP Report No. 140, Exposure Criteria for Medical Diagnostic Ultrasound: II. Criteria Based on All Known Mechanisms
The National Council on Radiation Protection and Measurements (NCRP) announces the release of Report No. 140, Exposure Criteria for Diagnostic Ultrasound: II. Criteria Based on All Known Mechanisms. This Report is the product of Scientific Committee 66 chaired by Wesley L. Nyborg, University of Vermont, Burlington, Vermont.
This Report offers the Council’s current views on exposure criteria for medical diagnostic ultrasound. The Report is 574 pages consisting of 14 sections, four appendices, a glossary, a listing of symbols used in the Report, and 67 pages of references. The titles of the 14 sections are: (1) Executive Summary, 4 pages, (2) Introduction, 11 pages, (3) Nonthermal Mechanisms for Bioeffects in the absence of cavitation, 34 pages, (4) Noninertial Cavitation; Gas-Body Activation, 57 pages, (5) Nonlinear Bubble Responses; Inertial Cavitation, 35 pages, (6) Bioeffects of Noninertial Cavitation Involving Free and Stabilized Gas Bodies in Non-Mammalian Systems, 25 pages, (7) Bioeffects of Inertial Cavitation In Vitro, 42 pages, (8) Bioeffects of Acoustic Cavitation in Mammalian Tissues, 27 pages, (9) Models for Exposure Estimation in Human Beings, 37 pages, (10) Employed and Needed Sound Pressure Waveforms, 38 pages, (11) Temperature Elevation and Its Biological Effects, 57 pages, (12) Epidemiology of Ultrasound Exposure, 25 pages, (13) Summary and Conclusions, 25 pages, and (14) Recommendations, 5 pages.
News & Events