نتایج جستجو برای: nuclear medicine procedures
تعداد نتایج: 722942 فیلتر نتایج به سال:
Medical application of ionizing radiation and radioactive isotopes were considered almost immediately after their discovery. The intense research interest in radioactivity, materials structure, subatomic particles and in the establishment of physical principles resulted in milestone inventions such as the radiotracer principle, particle accelerators, nuclear reactors and detectors sensitive eno...
abstract men-i is a rare genetic disorder classically characterized by a predisposition to tumors of the parathyroid glands, anterior pituitary gland, and pancreatic islet cells. we present a case of men-i syndrome diagnosed using predominantly nuclear medicine imaging followed by radionuclide therapy, thus emphasizing the role of nuclear imaging in diagnosing and treating men-i.
Accidental or intentional release of radioactive materials into the living or working environment may cause radioactive contamination. In nuclear medicine departments, radioactive contamination is usually due to radionuclides which emit high energy gamma photons and particles. These radionuclides have a broad range of energies and penetration capabilities. Rapid detection of radioactive contami...
UNLABELLED Because of the ionizing radiation used in diagnostic nuclear medicine procedures, it is recommended that all female patients of childbearing age be questioned about their pregnancy status before the procedure begins. Several patient groups have been identified as potentially difficult to question: teenagers, unconscious or sedated patients, patients with language or cultural barriers...
MATERIALS AND METHODS: The study included eight patients with hepatocellular carcinomas. 11C ethanol was administered via a puncture needle positioned with ultrasonographic guidance. Parametric images based on the Fourier transformation were created for further analysis of the local distribution patterns of the tracer. The ratio of the 45-minute postinjection standardized uptake value to the 5-...
Consulting Editorial Board HAROLD L. ATKINS, M.D. M. DONALD BLAUFOX, M.D. A. BERTRAND BRILL, M.D., PH.D. JOHN A. BURDINE, JR., M.D. N. DAVIDCHARKES, M.D. TREVOR D. CRADDUCK, PH.D. MICHAEL A. DAVIS, PH.D. WILLIAM C. ECKELMAN, PH.D. SEBASTIAN GENNA, PH.D. C. CRAIG HARRIS, M.S. THOMAS P. HAYNIE, M.D. MARGUERITE T. HAYS, M.D. WILLIAM R. HENDEE, PH.D. B. LEONARDHOLMAN, M.D. RICHARD A. HOLMES, M.D. M...
Background: The nuclear medicine systems are very sensitive to the variation of the magnetic field. Photomultiplier tubes amplify low energy light signal and change it into electrical current. Low magnetic field can produce some variations in uniformity and special resolution of SPECT systems. In this study, we tried to evaluate the effects of magnetic field on the function of nuclear medic...
The online attention to certain nuclear medicine topics: An altmetrics study vs. a citation analysis
Introduction: Traditional citation analysis has been greatly criticized because the process of citation accumulation requires considerable time after publication. So, the term “altmetrics” was proposed in 2010 to measure the scientific and social impact of a paper.We performed a search for certain nuclear medicine topics using the altmetrics approach to report the correlation b...
Editorial Board PHILIP 0. ALDERSON, M.D. THOMAS F. BUDINGER, M.D., Ph.D. R. EDWARDCOLEMAN,M.D. JOANNA S. FOWLER, Ph.D. RAYMOND L. HAYES, Ph.D. EDWARD J. HOFFMAN, Ph.D. KENNETH A. KROHN, Ph.D. JOHN G. MCAFEE, M.D. BARBARA J. MCNEIL, M.D., Ph.D. GERD MUEHLLEHNER, Ph.D. PAUL H. MURPHY, Ph.D. DENNIS D. PATTON, M.D. MiCHAEL E. PHELPS, Ph.D. DOUGLAS A. ROSS, M.D., Ph.D. ARTHUR A. SASAHARA, M.D. EDWAR...
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