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Liver parameters

…50 × the upper limit of normal: paracetamol poisoning, ischaemic hepatitis ("shock liver") or acute viral hepatitis. The three are distinguished by the history and the…

Acute exacerbation of COPD: quick reference

…Key messages Two things set the COPD exacerbation apart from many other causes of acute dyspnoea: oxygen must be titrated cautiously and the blood gas…

Cardiovascular effects of COVID-19 (Coronavirus Disease 2019)

…The vast majority of infections with COVID 19 result in mild disease, with symptoms similar to seasonal flu (influenza) and other viral respiratory infections. However…

Pericarditis, myocarditis & perimyocarditis: ECG, criteria & treatment

…tend to accompany each other, the term perimyocarditis is often used. Image by Bruce Blausen, Blausen Gallery 2014. Causes of acute pericarditis/myocarditis The most…

Eletrical alternans: the ECG in pericardial effusion & cardiac tamponade

…cause of pericardial effusion is infections, such as viral, bacterial, and tuberculous infections. Post pericardiotomy syndrome. Acute transmural myocardial infarction. Rupture of the free ventricular…

Cardiac Tamponade: Recognition and Pericardiocentesis

…associations include: Idiopathic or viral pericarditis Malignant pericardial disease Tuberculosis Purulent or bacterial pericarditis Trauma Cardiac surgery and other iatrogenic cardiovascular procedures Acute aortic disease…

Acute Coronary Syndrome: Definitions and Initial Triage

…Types 2–5 MI have other mechanisms of myocardial ischaemia and necrosis. Unstable angina (UA) represents myocardial ischaemia without demonstrable acute cardiomyocyte injury or necrosis…

Delirium in older adults: quick reference

…decline and increased mortality [3,4]. Do this first 1. Assess vital signs and level of consciousness immediately. 2. Check oxygen saturation and capillary glucose…

Acute coronary syndrome: quick reference for loading doses and time targets

…dangerous differential diagnoses [1,2]. STEMI and other ECG patterns suggesting acute coronary occlusion are time dependent conditions. The decision on immediate reperfusion is based…

Posterior acute myocardial infarction (STEMI)

Myocardial ischemia and infarction ECG Posterior (posterolateral) acute myocardial infarction (STEMI) The heart is rotated 30° to the left in the thorax. This positions the…

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