…is associated with an increased risk of sudden cardiac death and ventricular arrhythmias. Figure 2. Fragmented QRS complex. These QRS configurations are also indicate of…

…of an X linked condition may develop a phenotype later and require delayed or individualized assessment. Disease specific genetic architecture HCM is predominantly associated with…

…with cardiovascular risk is at least as strong as, and often stronger than, that of LDL C. ApoB has also been more closely associated with…

…beats per minute. Note that with a paper speed of 25 mm/s, which is standard in the US and many other countries, a 2…

…the balance between reduction in ischaemic events and possible infectious or other non cardiovascular adverse outcomes. Mechanisms of action Colchicine Colchicine appears to exert several…

…from selected populations, frequently with low or intermediate ischemic risk and under representation of patients with STEMI or other very high risk features. Noninferiority studies…

…Dipyridamole, Regadenoson : Should be avoided in patients with active bronchospasm, severe hypotension, or high degree AV block. Caffeine and other methylxanthines, which antagonize adenosine receptors…

…bundle branch block in acute anterior infarction, and before drugs or procedures with a known risk of bradycardia. Transvenous pacing is chosen when the need…

…associated hypertension and atherosclerotic coronary disease In patients with heavy alcohol use, left ventricular dilation may precede the development of increased left ventricular hypertrophy and…

…BP ≥180/110 mmHg with acute HMOD, although other guidance emphasizes that no single BP threshold is diagnostically sufficient: the presence of ongoing acute organ…

…barriers associated with more frequent injectable therapy, although the clinical importance of improved adherence remains dependent on sustained follow up and administration. Clinical indications and…

…ECG has low sensitivity with respect to detecting biventricular hypertrophy. This is because the strong and oppositely directed forces tend to cancel each other out…

…choice of device therapy and also suggest whether other interventions (e.g. heart failure management, evaluation for coronary artery disease, etc .) are warranted. Management of…

…with ischemia or increased workload STATUS OF CORONARY ARTERY SETTING EFFECT ECG REACTION Normal coronary artery (no atherosclerosis) At rest Oxygen supply is adequate and…

…and progress in our understanding of the pathophysiology of cardiac disease. Ultrasound systems have become cheaper, more portable, more powerful, equipped with an increasing number…

…to weigh the risk of terminating the medication as compared with implanting a permanent pacemaker and continuing the treatment. Commonly, patients with bradycardia have a…

…Relapse of VF and new shock. ECG 12 . Sinus rhythm. ECG 13 . Ventricular tachycardia. ECG 14 . Sinus rhythm, with ST segment elevations not seen previously…

…two vascular beds. Carotid disease therefore commonly coexists with coronary artery disease (CAD), peripheral artery disease (PAD), and other manifestations of systemic atherosclerosis. The principal…

…Associated With Dietary Patterns Cardiovascular disease and mortality The strongest long term evidence supports Mediterranean or DASH style patterns that emphasize minimally processed foods and…

…intraluminal mass and lesion haziness raise suspicion of thrombus, although haziness is not specific. Intravascular imaging can identify plaque disruption, thrombus and other structural features…

…outermost and less ischemic area), which may receive oxygen from collateral vessels. In cardiac arrest, there is no cerebral perfusion, with an equal degree of…

…coronary, cerebrovascular or other peripheral arterial disease, and management should therefore address the entire arterial circulation. PAD is associated with increased cardiovascular morbidity and mortality…

…Assessment of treatment response and measurement of residual disease (MRD). Fever of unknown origin or suspected granulomatous disease with marrow involvement. Work up of unexplained…

…The test presupposes that the patient has spontaneous nystagmus at the time of examination and that the examiner is experienced with the head impulse test…

…of ATRIA risk score. Comparison with other bleeding risk models Several bleeding risk assessment tools exist for patients with AF, including HAS BLED, HEMORR2HAGES, and…

…that interacts with G protein coupled A1 receptors located on the extracellular surface of cardiac cells. Through the guanine nucleotide regulatory proteins Gi and Go…

…may be associated with hemodynamic compromise. More broadly, bradyarrhythmic arrest and asystole represent severe manifestations of impulse generation or conduction failure. The pathophysiology of these…

…HMOD) Probable or definite familial hypercholesterolaemia Other markedly abnormal single risk factors or genetic, rare lipid, or BP disorders Pregnancy Established ASCVD includes previous acute…

…demonstrated lower rates of access site bleeding, surgical repair, and blood transfusion with radial access. Radial access has also been associated with lower overall major…

…associated with exertional angina, myocardial ischaemia, myocardial infarction, ventricular arrhythmias, impaired left ventricular function, myocardial stunning, and sudden cardiac death. It may also be associated…

…and necrotic components. Virtual histology IVUS has also been used to identify thin cap fibroatheroma, a plaque phenotype associated with subsequent major adverse cardiovascular events…

…MINOCA accounts for approximately 1–14% of ACS presentations in different series and approximately 5–10% of patients presenting with myocardial infarction in other reports…

…2%–3% of PCI procedures overall. It is particularly associated with intervention on degenerated saphenous vein grafts (SVGs), rotational atherectomy, and procedures performed for acute…

…Increased risk of end stage renal disease; Increased mortality; and A higher probability of secondary hypertension. Patients may also have comorbid features associated with a…

…40% and in death of approximately 35–45%. In chronic coronary syndrome, cessation has been associated with a 36% reduction in premature mortality compared with…

…cause of ischaemia. Other mechanisms capable of obstructing coronary arteries include embolism, dissection, coronary arteritis associated with systemic vasculitis, extrinsic compression, myocardial bridging and radiation…

…nearly empty). In patients with an initial shockable rhythm, compressions and ventilation can extend the duration of the shockable rhythm by several minutes, allowing for…

…of Brugada syndrome are fairly specific to the disorder, provided that the clinical characteristics are in line with the disorder. There are however other disorders…

…by DeBehnke et al. and Safar et al. The majority of all asphytic cardiac arrests begin with PEA and progress to asystole. Shockable rhythms (ventricular…

…ventricles) passes through the bundle of His, and hence it originates in the atria. In other words: tachycardias with narrow QRS complexes originate in the…

…with opposite angle of observation. Other vectors may interfere with the injury currents, and inhibit them from being detected by leads with opposite angles of…

…as side effect of drugs, hypoxia, myocarditis and electrolyte disorders. Because the rate (60–100 beats per minute) is on a par with the rate…

…indicated with continuing ischaemia, shock, serious arrhythmia or acute heart failure. Routine opening of a persistently occluded infarct related artery in a stable and asymptomatic…

…or cessation of prolonged and heavy alcohol intake. The condition can develop despite a measurable or high blood alcohol concentration, particularly in patients with marked…

…should begin with a comprehensive history and physical examination. Clinicians should inquire about historical clues suggesting alternative etiologies, such as a sensation of postnasal drip…

…extent of circulatory compromise. Features associated with an unfavourable short term prognosis include: Tachycardia Low systolic blood pressure Respiratory insufficiency, manifested by tachypnoea and/or…

…that of other forms of acute tubular necrosis, although the complication remains associated with post procedural morbidity and mortality. Pathophysiology The precise mechanism of contrast…

…Factors associated with restenosis The risk of restenosis after metallic stent implantation is increased by: Small reference vessel size A small post procedural luminal diameter…

…Obesity is associated with lower than expected BNP and NT proBNP concentrations despite comparable or greater ventricular wall stress, probably because of suppression of natriuretic…

…and other familial forms associated with adrenal adenoma or bilateral adrenal hyperplasia. A family history is therefore important, particularly in patients with early onset hypertension…

…be mistaken for indigestion. Associated manifestations include: Sweating Nausea and vomiting Anxiety A sense of impending doom When STEMI begins during exertion, the symptoms generally…

…syndromes and acute coronary syndromes HF across the spectrum of left ventricular ejection fraction AF and other arrhythmias Ischaemic stroke PAD CKD with associated cardiovascular…

…for conducting the test. All personnel must be appropriately trained and the laboratory must be equipped with defibrillators and other emergency instruments. Personnel conducting the…

…of synchronized electric shock (i.e. a shock synchronized to the QRS complex). Typically used to treat atrial fibrillation, ventricular tachycardia, and other tachyarrhythmias with…

…tender, erythematous and indurated swelling in the skin or subcutis. Pilonidal abscess, hidradenitis abscess and paronychia with a collection of pus. Persistent painful induration after…

…version 4 of 27 February 2024. The local stroke protocol and immediate contact with the on call stroke consultant or the thrombectomy centre take precedence…

…of effect, the dosing, the adverse effects and the important precautions. A hypertensive emergency is defined by a markedly raised blood pressure in combination with…

…arrhythmias, and heart failure are among the conditions associated with myocardial injury. Relationship to chronic coronary syndromes Chronic coronary syndromes (CCS) describe stable period clinical…

…other interventions. Frailty commonly overlaps with multimorbidity and is frequent in patients with cardiovascular disease, including heart failure and ischaemic heart disease. Ageing is associated…

…Untreated HoFH is associated with extensive premature and progressive ASCVD; CAD and aortic stenosis may occur before the age of 20 years, with death often…