…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…

…a bloodless field one works by feel, and by feel nail spicules are left behind — which is the commonest cause of recurrence. Indications Condition Procedure : …

…open (a mastoid cavity, mastoidectomy). An only hearing ear. Relative (choose a manual technique or refer to ENT): Condition Reason : : Diabetes, immunosuppression A risk of…

…afterwards whether a nerve injury was caused by the injury or by the treatment. Indications A clinically or radiologically confirmed dislocation of the shoulder, elbow…

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

…to place under the shoulders as an alternative to a hanging head. Frenzel goggles or video Frenzel if available — small beats of nystagmus can otherwise…

…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…

… Shake the victim by the shoulders and ask if the victim is awake. Breathing : Open the airway by tilting the head backward and lifting the…

…asthma) Other : Coma Central hypoventilation syndromes Neuromuscular diseases Anemia The natural course of asphyxia Should ventilation be entirely inhibited (as seen in acute airway obstructions)…

…Thoracostomy This method is generally deemed safer than using a needle due to reduced risk of injury. Thoracostomy should be performed promptly following needle decompression…

…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…

…1 and 2). When the ventricular pressure is less than the left atrial pressure, the mitral valve opens and the cycle is repeated. Stroke volume …

…and the shoulders and hips stacked vertically. The back must be flexed like a bow — it is that flexion that opens the interspaces between the…

…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…