…causes of troponin release must therefore be considered throughout assessment. Coronary disease is most commonly related to atheromatous plaque producing progressive narrowing or obstruction of…

…large ingestions of modified release preparations. Contraindications Measure Contraindication : : Medicinal charcoal A reduced level of consciousness without a protected airway — a risk of aspiration Medicinal…

…or a very strong clinical suspicion. 3. Give intravenous calcium in the presence of hyperkalaemic ECG changes or arrhythmia. 4. Shift potassium into the cells…

…always arise when the principle of titration is abandoned — when a fixed dose is given without assessment, when a modified release preparation is started in…

…around the clock for health care professionals. Contact the centre early in serious, unusual or unclear poisoning, with modified release preparations, mixed poisoning, pregnancy, children…

Emergency medicine Myocardial ischemia and infarction Definition and pathophysiology Acute coronary syndrome (ACS) comprises a spectrum of clinical presentations caused by suspected acute myocardial ischaemia…

…is myocardial ischaemia caused by an acute coronary process. Myocardial injury leads to release of cardiac troponin, but troponin elevation is not specific for myocardial…

…rather than by negative remodelling. Pathophysiology Neointimal hyperplasia The principal mechanism of ISR is neointimal hyperplasia following vessel wall injury. PCI and stent implantation produce…

…terminal pro BNP (NT proBNP) are circulating markers of myocardial wall stress. They are released principally by ventricular cardiomyocytes in response to increased transmural stress…

…to 30 minutes of complete ischemia. After this period the cells die and the cell membranes collapse whereby cellular proteins are released into the circulation…

…L) — choose the subcutaneous route if possible, otherwise give IM with a fine needle and 5 minutes of compression. Anticoagulant treatment is not in itself…

…a modified release tablet and an as required opioid at the same time. Opioids in abdominal pain of unclear cause do not delay the diagnosis…

…can promote the release of adhesion molecules, inflammatory cytokines, and vasoconstricting mediators, producing abnormal vascular responses and potentially increasing the future risk of obstructive coronary…

…and release from an early cytosolic pool have all been associated with detectable troponin. High sensitivity assays may therefore identify a continuum of myocardial injury…

…release formulation. Note: activated charcoal is ineffective against alcohols, lithium, and heavy metals. Enhance elimination Induce diuresis through urine alkalinization, contingent upon renal elimination of…

…kDa) than cTnT (37 kDa), and a faster release kinetics. This may explain higher peak levels of cTnI compared with cTnT. Normal values (reference values)…

…and parasympathetic influences; sympathetic stimulation leads to vasoconstriction through the release of norepinephrine, while parasympathetic activation can cause vasodilation via acetylcholine release. These mechanisms collectively…

…circulating troponin released from injured cardiomyocytes at substantially lower concentrations than earlier generation assays. They can identify troponin concentrations in approximately 50–95% of healthy…

…with ECG, central vein catheter and intra arterial catheter (A line) is warranted. Overview of vasopressors and inotropes Inotropes and vasopressors. Table 1. Drug manual…

…with ECG, central vein catheter and intra arterial catheter (A line) is warranted. Overview of vasopressors and inotropes Inotropes and vasopressors. Table 1. Drug manual…

…line is necessary to achieve an optimal result. Overview of vasopressors and inotropes Vasoconstriction Vasodilatation Positive inotropy Phenylephrine Vasopressin Midodrine Noradrenaline Adrenaline, high dose Dopamine…

…report. A shave biopsy of a pigmented lesion that turns out to be a melanoma can make the Breslow thickness unmeasurable and staging therefore impossible…

…or visceral, adipose tissue is more closely related to insulin resistance and the risk of diabetes and cardiovascular disease than total adiposity alone. The waist…

…a result, pupils often dilate widely within 30–120 seconds of cardiac arrest and light reactivity is lost when cerebral blood flow ceases. In other…