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A new ECG biomarker for sudden cardiac death

…suddenly never had an ejection fraction measured before death, and among those who did, only a minority had a reduced value — the majority of sudden…

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…

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

…days as necessary. Supplemental infusions of 150 mg over 10 minutes can be utilized for breakthrough ventricular tachycardia (VT) or ventricular fibrillation (VF). IV infusions…

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