Visual assessment of regional wall motion (left ventricle) TYPE OF MOTION DEFINITION WALL MOTION SCORE Normal Normal thickening (typically 30% thickening from end diastole to…

…exposure. It is metabolically inert and diffuses freely across cell membranes, allowing for precise quantification of myocardial blood flow and assessment of coronary flow reserve…

…point and the ST segment The ST segment must always be studied carefully since its appearance may be changed in a wide range of serious…

…range of 50 120 mmHg. This process is primarily mediated by local metabolic mechanisms, which adjust vascular tone in response to myocardial oxygen demand, and…

…refractoriness, and prolong AV nodal refractoriness. Its electrophysiologic effects on the His Purkinje system and ventricular muscle are minimal, except in cases of toxic concentrations…

…longitudinal axis (to the left and downwards). Figure 38 shows the coordinate system where the green area displays the range of the normal heart axis…

…and downwards). Figure 38 shows the coordinate system where the green area displays the range of normal heart axis. Figure 38. The electrical axis of…

…The existence of these stages is supported by a wide range of experimental and clinical studies. The electrical phase and circulatory phase are explained by…

…tachycardias should be considered pathological and the task is to clarify the cause of the tachycardia. The cause may range from benign to highly malignant…

…the ECG in terms of sensitivity and specificity. Nevertheless, to detect hypertrophy/dilatation using the ECG, a wide range of criteria and algorithms have been…

…across the full range of left ventricular ejection fraction and may result from systolic dysfunction, diastolic dysfunction, or both. The clinical consequences of extracellular volume…

CPR Hyperthermia and malignant hyperthermia Hyperthermia is characterized by a body temperature exceeding the typical range of 36.5 37.6°C (97.7 99.7°F…

…Nonetheless, prompt interventions can reverse cardiac arrest and survivors of traumatic cardiac arrest often exhibit favorable neurological outcomes ( Rawshani et al ). Traumatic cardiac arrests typically…

…0 mmol/L Triglycerides < 1.7 mmol/L 10 carries a risk of pancreatitis Cardiac markers and coagulation Test Reference Comment : : : High sensitivity troponin…

…and the European Association of Cardiovascular Imaging (EACVI). Use the table of contents to go straight to the relevant section. Aorta, normal values Normal range…

…considered normal in highly trained athletes. Sinus rhythm should resume and bradycardia should resolve with the onset of physical activity. Profound sinus bradycardia (<30 beats…

…of valves, and a high flow nasal cannula where available. Bag mask equipment for a patient who is not breathing adequately. Choosing a system System…

…serum concentration. Alkalinisation increases renal elimination several fold and at the same time reduces the passage of salicylate into the central nervous system. Contact your…

…range of miscellaneous conditions. Because several mechanisms may coexist, diagnosis and classification must integrate haemodynamics with the patient’s clinical context and the results of…

…not GFR Iohexol clearance The reference method for cytotoxic drug dosing and donor assessment For drug dosing: check which measure the dosing recommendation is based…

…assessment of benefit and risk. An inability to attend for sampling and follow up — relative, but in practice decisive. INR target ranges Indication Target range…

…severe primary HTG, whether specialist lipid assessment is required. A comprehensive cardiovascular assessment should include review of modifiable risk factors and associated disease. The supplied…

…approximately 1–2% without reperfusion to about 0.2% in the reperfusion era. Clinical presentation and symptoms A new episode of hypotension, recurrent chest pain…

…not be regarded as a series of completely discrete diseases. Heart failure extends across the full range of LVEF, and echocardiographic measurement is subject to…

…and clinical characteristics. Ventricular tachycardia is a highly nuanced arrhythmia that originates in the ventricles. A wide range of conditions may cause ventricular tachycardia and…

…aldosterone system. In heart failure, the interaction between the cardiac and renal axes may produce cardiorenal syndrome. Worsening renal function in the presence of persistent…

…5. Ask the patient to flex the head forward and swallow repeatedly , preferably with sips of water if swallowing is safe. Advance the tube in…

…report rates of approximately 5–10%, while fewer than 5% of otherwise normal angiograms demonstrate bridging. The wide range reflects differences in ascertainment and imaging…

…knowledge of HFREF. HFPEF (heart failure with preserved ejection fraction) and HFmrEF (heart failure with mid range ejection fraction) are relatively new entities and there…

…knowledge of HFREF. HFPEF (heart failure with preserved ejection fraction) and HFmrEF (heart failure with mid range ejection fraction) are relatively new entities and there…

…failure. A peripheral venous blood gas is easier to obtain and can often be used for an initial assessment of pH and the metabolic component…

…and the baseline (the PR segment). ST segment deviation occurs in a wide range of conditions, particularly acute myocardial ischemia. Because the ST segment and…

…30 Hz range and 5 to 25 mV amplitude. The pacemaker will not sense depolarization outside these boundaries, which may lead to undersensing of true…

…range of conditions may cause mitral valve disease, which results in changes in the pressure volume relationships in the ventricle and the atrium. Pressure and…

…system, with increased sympathetic input (leading to stimulation of beta adrenergic receptors) and parasympathetic withdrawal. Sinus tachycardia secondary to disease and medications : A wide range…

…wave abnormalities are common and occur in a wide range of conditions. Unfortunately, many clinicians tend to misinterpret the T wave and some find it…

…acute neurological deficit. Hypoglycaemia can cause hemiparesis, aphasia and radiological changes resembling ischaemic stroke. Glucose measurement is therefore always part of the initial stroke assessment…

…segment. The clinical implications range from asymptomatic angiographic disease to chronic coronary syndrome (CCS), acute coronary syndrome (ACS), myocardial infarction, and repeat target lesion revascularization…

…may represent a more favorable profile, as the upper limit of the "healthy" range can still harbor significant metabolic risk. 3 For patients with a…

…take some form of statin therapy after systematic reassessment and rechallenge. The principal manifestation is statin associated muscle symptoms (SAMS). These range from diffuse myalgia…

…IN−" and "IN+"). The oesophageal signal is thereby displayed in the V5 channel on the printout. 3. Set the filter: a frequency range of about…

…risk has been documented across a broad range of conditions, including gout, vasculitis, systemic sclerosis, myositis, mixed connective tissue disease, Sjögren syndrome, SLE and APS…

…free drug delivery system, and an antiproliferative agent. Their development has improved procedural safety, reduced repeat revascularization, and broadened the range of lesions amenable to…

…clinically oriented and just great. A must if your into emergency medicine. Broome docs Dr Casey Parker's site covers a wide range of topics…

…of pericarditis is infections, in particular viral infections. This explains why pericarditis may affect individuals of all ages. However, a wide range of local and…

…negligible, and doses do not require reduction in patients with renal disease; neither amiodarone nor desethylamiodarone is dialyzable. The volume of distribution is large, averaging…

…and PEA as soon as access is available; in VF/VT only after the 3rd defibrillation 0.01 mg/kg (0.1 mL/kg of…

…MAP within an optimal range is crucial in managing conditions like sepsis, trauma, and shock, where perfusion may be compromised. Hemodynamic determinants of MAP Hemodynamically…

…atherothrombotic events in chronic coronary disease; preserve the benefit of coronary intervention while limiting major and clinically relevant bleeding. Long term antiplatelet therapy after STEMI…

…density lipoprotein and chylomicron remnants. It is calculated as: Non HDL C = total cholesterol − HDL C Apolipoprotein B (apoB) reflects the concentration of circulating…

…low output, or persistent severe symptoms require close monitoring and consideration of invasive haemodynamic assessment when precise measurements are needed to guide therapy. Diagnostics Electrocardiography…

…be used during bradycardia and tachycardia. Fridericia’s and Framingham formulas are often preferred in scenarios where a broader range of heart rates is encountered…

…lifestyle and pharmacological treatment should be initiated concurrently. In patients with a confirmed indication for treatment but blood pressure in the range of 120–139…

…ostia. It remains the reference standard for defining the extent of coronary artery disease because it provides anatomical information while permitting functional assessment and, when…

…is only one of the parameters that must be evaluated and the final result of the test depends on an integrated assessment of six components…

…Sweden between 1990 and 2021 ( Rawshani et al ). Incidence of cardiac arrest Worldwide the incidence of out of hospital cardiac arrest ranges from 20 to…

…about 7.20. Different targets apply when the intracranial pressure is raised: normocapnia (PaCO₂ 4.5–5.0 kPa) and avoidance of hypoxia, since hypercapnia…

…most often enzyme induction by alcohol or drugs and is often of no clinical significance. Synthetic function and prognosis Child–Pugh Parameter 1 point 2…

…in cardiac troponin. The spectrum ranges from symptom free presentation to persistent chest discomfort, cardiac arrest, electrical or haemodynamic instability, and cardiogenic shock. ACS is…

…of preeclampsia with severe features during the subsequent two weeks. Cerebral circulatory autoregulation is also disturbed. This helps explain the neurological manifestations of preeclampsia and…