Articles & courses

Articles
Performing Echocardiographic Examinations

…during the examination. Work related musculoskeletal disorders are a common cause of pain and sickness absence for ultrasound practitioners (Harrison et al). When performing emergency…

Otoscopy and ear syringing

…and the examination is needed for the diagnosis. Before audiometry or the fitting of a hearing aid. Recurrent otitis externa in which the wax retains…

Dix–Hallpike test and Epley manoeuvre

…A symptom free interval between attacks, with possible residual unsteadiness. No hearing loss, tinnitus or neurological deficits. In horizontal positional vertigo (lateral semicircular canal) the…

Spirometry

…investigated Relative obstacles also include dementia, marked hearing loss and an inability to understand the instructions — spirometry requires active cooperation. Preparation and equipment Equipment: a…

P-wave, PR interval, PR segment: physiology, criteria & ECG findings

…V2. lead V5 only notes vectors heading towards the exploring electrode (albeit with somewhat varying angles) and therefore displays a positive P wave throughout. Figure…

Sinus arrhythmia (respiratory sinus arrhythmia)

…node dysfunction or side effects of digoxin treatment. If the rhythm becomes completely regular when holding the breath, it is likely that the arrhythmia is…

Acute vertigo: quick reference for HINTS and differential diagnosis

…arrhythmia, panic attack, hypoglycaemia History, neurological examination, hearing, cardiac examination, ECG, selective vascular imaging Traumatic or toxic syndrome Onset after trauma, a change in medication…

Coronary CT Angiography and CAD-RADS Reporting

…regular heart rate Adequate breath holding ECG synchronised acquisition Appropriate intravenous iodinated contrast timing Sublingual nitroglycerin immediately before contrast administration to enlarge the coronary lumen…

The QRS complex: ECG features of the Q-wave, R-wave, S-wave & duration

…of the action potential occur from one contractile cell to another, starting in the endocardium and heading towards the epicardium. As evident from Figure 7 …

Media

No matches.

Tests

No matches.

Tools