…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…

…is given irrespective of the saturation (see below). Oxygen does not relieve breathlessness in a patient who is not hypoxaemic. Breathlessness without hypoxaemia is not…

…is suspicion of cervical spine injury, in which scenario head tilt chin lift should only be used if other methods fail to open the airway…

…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…

ECG Introduction to ECG interpretation Principles of cardiac electrophysiology and electrocardiography (ECG) To ensure effective cardiac pumping function, the atria and the ventricles must be…

…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…

…the threshold, but the threshold varies between regions. Infection of the skin over the puncture site. Marked haemodynamic instability — stabilise the patient first. CT before…

…and echocardiographic assessment The importance of systolic function can be understood on an intuitive basis. Consider the fact that the left ventricle contracts and ejects…