…human bites, and all bites on the hand. These are as a rule left open. Facial bites can be sutured after careful debridement because of…

ECG Video lecture: Assessment of the QT interval (QTc interval) Corrected QT interval (QTc) calculator Open the calculator →

…padding, folds and lumps are the commonest cause of pressure sores. 4. Dip the plaster in tepid water and squeeze out the excess without wringing…

…left behind — which is the commonest cause of recurrence. Indications Condition Procedure : : Acute paronychia with fluctuance or visible pus Incision and drainage Acute paronychia without…

…bearing skin. 5. Direct the jet upwards and backwards along the superior wall of the ear canal , past the plug — not straight at it. The…

…a high risk of avascular necrosis of the femoral head and of vascular injury; always an orthopaedic surgeon, and usually general anaesthesia. An open dislocation…

…Open the calculator → Normal values for QTc interval Bazett's formula is several decades old and has been questioned because it performs poorly at…

…precisely the point. Ask the patient to keep the eyes open and look straight ahead — without open eyes there is no diagnosis. Procedure The Dix…

…to the floor and the index finger supported against the patient's nose and cheek . Open the speculum upwards–downwards, never sideways without support. 4…

…mask downwards along the posterior pharyngeal wall in a smooth movement until a clear resistance is felt — the tip of the cuff then lies at…

…the lower part of the target range. Paraquat poisoning — oxygen worsens the lung injury. Discuss with your national or regional poison control centre. An open…

…treat (NNT) for the ACLS specific interventions is much higher or uncertain, meaning that the efficacy of these interventions is much lower or uncertain. Indeed…

…indicating high effectiveness. Although BLS is primarily developed for out of hospital cardiac arrest (OHCA), it can be used in any setting until advanced cardiac…

…based study. BMJ Open 2014;4:e006462. Deasy C, Bray J, Smith K, et al. Hanging associated out of hospital cardiac arrests in Melbourne, Australia…

…based study. BMJ Open 2014; 4:e006462. Deasy C, Bray J, Smith K, et al. Hanging Associated out of hospital cardiac arrests in Melbourne, Australia…

…based study. BMJ Open 2014; 4:E006462. Deasy C, Bray J, Smith K, et al. Hanging Associated out of hospital cardiac arrests in Melbourne, Australia…

…based study. BMJ Open 2014;4:e006462. Deasy C, Bray J, Smith K, et al. Hanging associated out of hospital cardiac arrests in Melbourne, Australia…

…cells carry out the actual contraction but are also capable of transmitting the action potential, albeit at a much lower speed than the conduction cells…

…K + ) channels open which results in cell repolarization. The cycle then repeats itself ( Figure 1 ). Note that the leakage of sodium during the resting phase…

…result in hemorrhage within the pericardium. Ventricular rupture : A transmural infarction can cause a rupture in the left ventricular free wall. Mediastinal trauma : Penetrating injuries…

…defined as left ventricular volume at the closure of the aortic valve. Upon aortic valve closure, the ventricle relaxes and pressure drops rapidly, without any…

…cord ends at T12–L1, so these levels encounter only the roots of the cauda equina. If in doubt: choose a level lower, never higher…

…the left ventricle decreases and when it is lower than left atrial pressure, the mitral valve opens, which results in blood flowing into the left…