Articles & courses

Articles
Abdominal Aortic Aneurysm: Screening and Surveillance

…but approximately one quarter of aneurysms are not calcified and therefore cannot be identified reliably by radiography. Assessment should include consideration of associated vascular disease…

Foreign body in the ear and nose

…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…

Pulmonary regurgitation

…suggestive of severe regurgitation; the leakage usually ends early in diastole, which is evident by the spectral curve reaching the baseline before the end of…

Urinary catheterisation

…way catheter). Instillation therapy and contrast studies of the urinary tract. Wound healing with a sacral pressure sore or extensive perineal wounds where urinary leakage…

Cardiac electrophysiology: Action potential, automaticity and vectors

…repolarization. The cycle then repeats itself ( Figure 1 ). Note that the leakage of sodium during the resting phase is called pacemaker potential . Figure 1. The…

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