…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 →

…Clinical suspicion of a scaphoid fracture despite a normal radiograph. Contraindications An open fracture or a wound that needs to be inspected — use a windowed…

…that produces new nail. Its visible distal part is the lunula. The matrix horns are the lateral extensions of the matrix, reaching out to the…

…tragus and the area behind the pinna before the otoscope is inserted — mastoid erythema and a protruding ear are not part of the tympanic membrane…

…patient resists internal rotation. Check the axillary nerve: sensation over the lateral part of the deltoid before and after the reduction , together with the distal…

…the high risk of ventricular arrhythmias is due to the vulnerability caused by marked local differences in repolarization. This article is part of the comprehensive…

…The test presupposes that the patient has spontaneous nystagmus at the time of examination and that the examiner is experienced with the head impulse test…

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

…kills because the tube would not pass, but because the team keeps trying to intubate instead of changing the plan. The aim is always oxygenation…

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

…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…

…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…

…to diastolic function. High compliance is desirable and means that the ventricle is capable of filling rapidly while operating at low end diastolic pressure. EDV …

…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…

…mitral valve opens. The time interval between aortic valve closure and mitral valve opening is the isovolumetric relaxation time (IVRT) . The ability of the myocardium…