…Choice of vessel The radial artery is the first choice : superficial, easy to compress, with a dual collateral supply to the hand through the palmar…

…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…

…eye must never be instrumented, have its pressure measured, or be palpated. Indications A sensation of something in the eye, watering, photophobia and redness after…

…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…

…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…

…dialysis catheter, not an ordinary triple lumen catheter). Measurement of central venous pressure and central venous oxygen saturation. Repeated blood sampling during intensive care. Exhausted…

…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…

…of care and on whether intubation is appropriate, documented before treatment begins. Procedure 1. Treat the underlying cause in parallel. Nitroglycerin and diuretics in pulmonary…

…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…