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Physics of myocardial perfusion imaging (SPECT, PET): Radiotracers, perfusion, blood flow and viability

…designed to identify ischemic areas of the myocardium by highlighting regions with reduced blood flow. Radiotracers for SPECT Technetium 99m (Sestamibi or Tetrofosmin): With a…

Regional Myocardial Contractile Function: Wall Motion Abnormalities

…contractility, is tightly coupled to oxygen supply. The myocardium is capable of upregulating or downregulating metabolism (i.e contractility) according to oxygen supplies. Consequently, reduced…

Amiodarone: Loading, Maintenance Dosing and Monitoring Schedule

…in patients with renal disease; neither amiodarone nor desethylamiodarone is dialyzable. The volume of distribution is large, averaging 60 L/kg, and the drug is…

A new ECG biomarker for sudden cardiac death

…no human feature extraction, in principle delivering LVEF's practical advantages with better discrimination. The missing ingredient has been a training set large enough to…

Foreign body in the ear and nose

…a cerumen loop. Suction with Frazier tips of various sizes. A balloon catheter (a 5–6 Fr Fogarty or a Katz extractor). A local anaesthetic…

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