…dislocation requiring operative treatment — contact an orthopaedic surgeon before attempting reduction. Posterior shoulder dislocation, which is often associated with fracture and requires an orthopaedic surgeon…

…dysarthria, dysphagia, ataxia Posterior circulation stroke Unilateral hearing loss or tinnitus Ménière's disease, vestibular schwannoma, labyrinthitis Continuous vertigo that does not come in attacks…

…4. Open the mouth, introduce the mask with the aperture facing the tongue and follow the hard palate with your index finger as a guide…

…or inflammation around the object. A small, smooth or transparent object lying posteriorly or superiorly. Attempts already made and failed elsewhere. A child who cannot…

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

…a normal radiograph. Contraindications An open fracture or a wound that needs to be inspected — use a windowed splint or external fixation. Established or impending…

…cuticle — Hutchinson's sign). An open fracture of the distal phalanx with a subungual haematoma — manage it as an open fracture. The anatomy of the…

…ear discharge or pain on contact with water. A history of ear surgery in which the middle ear may be open (a mastoid cavity, mastoidectomy)…

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

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

…with your national or regional poison control centre. An open flame or smoking in the room: a fire hazard. Preparation and equipment A pulse oximeter…

…which scenario head tilt chin lift should only be used if other methods fail to open the airway. Figure 1. Methods to open the airway…

…and ask if the victim is awake. Breathing : Open the airway by tilting the head backward and lifting the chin up. Does the person breathe…

…Epidemiology and outcome of adult out of hospital cardiac arrest of non cardiac origin in Osaka: a population based study. BMJ Open 2014;4:e006462…

…Epidemiology and outcome of adult out of hospital cardiac arrest of non cardiac origin in Osaka: a population based study. BMJ Open 2014; 4:e006462…

…Epidemiology and outcome of adult out of hospital cardiac arrest of non cardiac origin in Osaka: a population based study. BMJ Open 2014; 4:E006462…

…Epidemiology and outcome of adult out of hospital cardiac arrest of non cardiac origin in Osaka: a population based study. BMJ Open 2014;4:e006462…

…myocardium like a wavefront in water. Specific ion channels located on the cell membranes open and close during de and repolarization, such that ions (Na…

…Upon stimulation, sodium (Na+) channels open which causes a rapid influx of sodium and depolarizes the cell. Contractile cells start to contract a few milliseconds…

…Epidemiology and outcome of adult out of hospital cardiac arrest of non cardiac origin in Osaka: a population based study. BMJ Open 2014; 4:E006462…

…pressure volume relationship and ECG waveforms during systole and diastole. When left ventricular pressure exceeds diastolic pressure in the aorta, the aortic valve opens and…

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

…without changes in ventricular volume. This isovolumetric relaxation lasts for approximately 80 milliseconds and ends when the mitral valve opens. The time interval between aortic…