…These factors interact and vary over time. Some factors vary from second to second (e.g. degree of ischemia, parasympathetic and sympathetic tone) while others…

…dependent torsades de pointes. Standby pacing — pads applied but the device not switched on — in second degree AV block Mobitz type 2, newly discovered complete…

…3. Puncture 1–2 cm proximal to the wrist crease at an angle of 30–45 degrees , directed proximally along the course of the artery…

…the visual acuity before anything else is done. The second most important is to look for signs of perforation — Seidel's sign, an irregular pupil…

…antecubital fossa gives a high flow but the cannula kinks when the arm is flexed. The dorsum of the hand is suitable for finer cannulae…

…urgency varies: Object Urgency : : Button battery Immediately — leakage of fluid causes a chemical burn Two or more magnets (including in different nostrils) Immediately — pressure necrosis…

…different position or a different vessel. Choice of site Vessel Advantages Disadvantages : : : Internal jugular vein (right) Best ultrasound conditions, a straight course to the superior…

…shows the most fluid, usually in the scapular line one to two intercostal spaces below the upper border of the fluid, but never below the…

…level of consciousness not attributable to hypercapnia, marked swallowing difficulty, vomiting. Haemodynamic instability or a life threatening arrhythmia. Undrained pneumothorax. Facial trauma, facial burns or…

…report. A shave biopsy of a pigmented lesion that turns out to be a melanoma can make the Breslow thickness unmeasurable and staging therefore impossible…

…and half of them have moderate or complicated defects; the remaining third have mild defects ( Baumgartner et al ). Approximately 40,000 children are born with…

…saw, protective sheeting Hot water gives faster setting and more heat production — a risk of burns Document the distal neurovascular status before casting : sensation, motor…