…myocardial ischaemia or syncope — that has not responded to atropine: Complete heart block (third degree AV block) and second degree AV block Mobitz type 2…

…burn or trauma over the insertion site. Insufficient collateral circulation to the hand. Vascular disease in the limb: marked peripheral arterial disease, Raynaud's phenomenon…

…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…

…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…

…Some factors vary from second to second (e.g. degree of ischemia, parasympathetic and sympathetic tone) while others take months or years to develop (e…

…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…

…Relative Skin infection, herpes zoster or burns over the puncture site Relative Mechanical ventilation with a high PEEP (an increased risk of pneumothorax; ultrasound guidance…

…Infection or burns over the puncture site. Osteogenesis imperfecta and severe osteoporosis (relative). An inability to identify the landmarks. Choice of vein and cannula size…

…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…

…duration; it is safe even on the fingers, toes, nose and ears), a 27 G needle, a 2–5 mL syringe. Punches of 2, 3…

…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…

…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…