…constant and battery depletion must be minimized, most pacemakers use lead tips with high resistance (400 to 1200 Ω). The higher the resistance in the…

…exercise induced arrhythmias Evaluating the blood pressure response Refining risk stratification and prognosis For patients with low or moderate pre test likelihood of obstructive CAD…

…main principle behind artificial pacemakers; i.e applying an external electrical current that depolarizes cells in contact with the lead tip, and thus generate an…

…a normal radiograph. Contraindications An open fracture or a wound that needs to be inspected — use a windowed splint or external fixation. Established or impending…

…problem is necessary for durable treatment. Intracoronary imaging is encouraged to define the mechanism rather than relying on angiography alone. Factors associated with restenosis The…

…approximately 5–20 µm depending on the system, compared with roughly 70–200 µm for gray scale IVUS. This allows detailed visualization of the lumen…

…patient with suspected syncope aims to determine whether the transient loss of consciousness was due to syncope, identify the cause, and assess the risk for…

…In patients with an initial shockable rhythm, compressions and ventilation can extend the duration of the shockable rhythm by several minutes, allowing for EMS or…

…cases of malfunction are associated with the electronics in the pulse generator or dislodgement or fracture of the leads. External causes are less common and…

…arrest, BLS includes delivering high quality chest compressions, ventilations and use of an automatic external defibrillator (AED). BLS courses are provided by certified instructors worldwide…