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Pulmonary regurgitation

…Carcinoid heart disease Tetralogy of Fallot Marfan syndrome Takayasu's arteritis Iatrogenic (e.g complication of catheterization) Congenital dysplasia/aplasia of the pulmonary valve Idiopathic…

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…

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…

Urinary catheterisation

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

Abdominal Aortic Aneurysm: Screening and Surveillance

…and are related to atherosclerotic disease. At least 90% of AAAs larger than 4 cm are associated with atherosclerotic pathology. AAA prevalence increases with age…

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