…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…

…it as an open fracture. The anatomy of the nail apparatus The terminology is hard to follow without a picture, and several of the steps…

…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…

…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…

…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…

…mask with a set of valves, and a high flow nasal cannula where available. Bag mask equipment for a patient who is not breathing adequately…

…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…

…backward and lifting the chin up. Does the person breathe? Look for respiratory signs for 10 seconds. Palpation of pulses : carotid, femoral or radial artery…

…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…

…pneumothorax (highlighted by a lack of lung tissue) and its impact on cardiac function. Clinically, patients may present with: Absent breath sounds on the affected…

…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 …

…and in assessment before shunt surgery. Contraindications Clinical signs of herniation — deep unconsciousness with unreactive pupils, an altered breathing pattern, a rising blood pressure with…

…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…