Dr. Jun Hatazawa, M.D., Ph.D., President of the AOFNMB, Japan BASIS OF NUCLEAR BRAIN IMAGING Brain is an organ by which we can perceive, exercise, learn, remember, think, behave and imagine among other tasks. To fulfill its functions, the brain exclusively metabolizes glucose to produce energy in the form of adenosine triphosphate (ATP) by oxidative […]
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Theodore A. Henderson, MD, PhD Mention SPECT (single photon emission computed tomography) brain imaging to a group of psychiatrists and you are likely to hear groans or angry retorts. The resistance to actually looking at brain function in psychiatric patients is startling. The well water seems to have been poisoned in psychiatry, perhaps by over-zealous […]
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يرتكز معظم الأطباء، اليوم، في ممارستهم على التوافر الكبير لتقنيات عدة ومنها التصوير المقطعي المحوسب ( CT)، والتصوير بالرنين المغناطيسي ( MRI). بينما كان يستخدم الأطباء، قبل توافر هذه التقنيات، التصوير الومضي (احدى وسائل التصوير الطبي في مجال الطب النووي لتشخيص الأمراض) للكشف عن التجمّعات الدمويّة تحت الجافية، الأورام الدماغية والحوادث الدماغية الوعائية الحادة. تعتبر […]
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When visiting a patient with atypical cognitive defects or movement disorder, refractory epilepsy or, during follow-up of a brain neoplasm, brain imaging studies in nuclear medicine might help you to accurately evaluate your patient’s disorder. Cerebral blood flow studies with Ceretec® or Neurolite®, as well as brain metabolism studies with 18FDG (fluorodeoxyglucose) (table 1) can […]
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Philip F. Cohen, MD FRCP(C) Division Head, Nuclear Medicine Lions Gate Hospital Associate Professor Radiology University of British Columbia Brain perfusion SPECT is highly useful for the diagnosis of the dementias, including Alzheimer’s disease, Frontotemporal Dementia and Lewy Body Disease. Studies of the accuracy of SPECT for diagnosing Alzheimer’s disease report sensitivities of 65%–85% […]
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