…Ectopic atrial tachycardia (EAT) most commonly occurs in individuals with underlying structural or electrical heart disease. Less frequently, it may also present in individuals without…
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…Ectopic atrial tachycardia (EAT) most commonly occurs in individuals with underlying structural or electrical heart disease. Less frequently, it may also present in individuals without…
…atrial impulses are conducted to the ventricles. The atria and the ventricles are electrically dissociated from each other. This condition is referred to as atrioventricular…
…pacemaker (or any other ectopic focus) are referred to as escape beats. Three or more consecutive beats from a latent pacemaker (or other ectopic focus)…
…ectopic aldosterone production Familial forms include familial hyperaldosteronism type 1, formerly termed glucocorticoid remediable aldosteronism, and other familial forms associated with adrenal adenoma or bilateral…
…excellent, with the vast majority of patients recovering completely after restoration of sinus rhythm (or any other rhythm with normal ventricular rate and activation). Recovery…
…AVRT (Pre excitation, Wolff Parkinson White syndrome) and ectopic atrial tachycardia have traditionally been referred to as paroxysmal supraventricular tachycardias , because these tachyarrhythmias originate in…
…Ventricular premature complexes are not preceded by P waves because the ectopic impulse originates in the ventricles and does not influence the atria (with exceptions…
…seconds). The QRS complex is wide simply because the ectopic impulses that cause these rhythms spread partially or entirely outside of the ventricular conduction system…
…of ischemia (but the sensitivity is low). U wave changes always accompany other ischemic ST T changes. They may occur in both NSTEMI and STEMI…
…sputum purulence, the other cardinal symptoms and the severity of the illness. 7. Start NIV without undue delay in persistent hypercapnic respiratory acidosis, if invasive…
…administration, warnings, precautions, and other relevant information for the drug Ticagrelor . Table 1 Summary Indications Ticagrelor, in combination with acetylsalicylic acid (ASA), is indicated for…
…Familial and genetic screening in cardiovascular medicine is the systematic assessment of relatives and other individuals who may carry an inherited predisposition to cardiovascular disease…
…in addition to LDL and other apoB containing particles. Cardiovascular risk categories Primary prevention For adults aged 40–75 years without diabetes and with LDL…
…and infarction Myocardial ischemia: cellular changes, ECG signs and development of infarction Like all other cells in the human body, cardiac myocytes use ATP (adenosine…
…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…
…in three minutes, without drugs . The diagnosis rests on the history, a positive Dix–Hallpike test and the absence of other neurological findings. The treatment…
…NSAIDs). Other contraindications: Hemophilia. Thrombocytopenia. Active gastric or duodenal ulcers. Liver cirrhosis. Severe heart failure. Doses 100 mg/day during the third trimester of pregnancy…
…cardiovascular death, and progression of atherosclerotic disease in patients with established coronary or other atherosclerotic vascular disease. Antiplatelet therapy is a central component because platelet…
…containing lipoproteins, including: LDL Intermediate density lipoprotein (IDL) Lipoprotein(a) [Lp(a)] Very low density lipoprotein (VLDL) Chylomicrons and other triglyceride rich particles Thus, non…
…with agents that inhibit other platelet pathways. The distinction between primary and secondary prevention is fundamental: Primary prevention refers to individuals without established atherosclerotic cardiovascular…
…peripheral artery disease (PAD), and other manifestations of systemic atherosclerosis. The principal clinical concern is cerebral embolism or haemodynamic compromise leading to transient ischaemic attack…
…faintness, and other symptoms may occur without chest pain and should be considered anginal equivalents. The emergency evaluation of non traumatic chest discomfort is structured…
…Study, which demonstrated that high blood pressure and high cholesterol levels, among other risk factors, were strongly associated with coronary artery disease and myocardial infarction…
…syndrome (ACS), DAPT is used to reduce recurrent myocardial infarction, stent thrombosis and other ischemic events after coronary angiography, percutaneous coronary intervention (PCI), or medical…
…intoxication, or other sympathomimetic exposure, including methamphetamine. Abrupt withdrawal of antihypertensive medication, particularly clonidine, can also precipitate a hypertensive crisis. Pregnancy Hypertensive emergencies in pre
…left ventricular dysfunction, peripheral vascular disease and other manifestations of diffuse atherosclerosis. Percutaneous coronary intervention (PCI) and coronary artery bypass grafting (CABG) are revascularization procedures…
…or arteries supplying the limbs. In adults over 40 years of age, atherosclerosis is the predominant cause. Other mechanisms include thrombosis, embolism, vasculitis, fibromuscular dysplasia…
…with avoidance of second hand smoke and, where possible, other inhaled nicotine products. In cardiovascular medicine, the objective is not merely to reduce cigarette consumption…
…most cardiac conditions may be associated with atrial flutter. As compared with several other supraventricular tachyarrhythmias, atrial flutter does not occur among otherwise healthy individuals…
…cancel each other out. However, the ECG may show features characteristic of biventricular hypertrophy. Biventricular hypertrophy ECG In case the ECG or other examinations suggest…
…is given. An ECG without ischemic ST T changes when recording during chest pain is not consistent with myocardial ischemia. In other words, chest pain…
…two different sets of piezoelectric crystals; one set for sending ultrasound and the other for analyzing reflected sound waves. The cardinal difference between continuous wave…
…radiotracers emit positrons. When a positron collides with an electron, they annihilate each other, producing two gamma photons emitted in opposite directions. PET scanners detect…
…1 A ). Concave ST segment elevations, on the other hand, are much less likely to be caused by ischemia ( Figure 1 B ). This is noted…
…expiration, with the tape horizontal and without compressing the skin. Ratios and other measurements Measurement Calculation Threshold : : : Waist–hip ratio Waist / hip Men 0.90…
…rivaroxaban and edoxaban. Check every 6 months 15 30 Dabigatran contraindicated. The other DOACs are possible according to FASS, but the documentation is insufficient; check…
…Previous pelvic irradiation on the intended side (yields fibrotic, unrepresentative marrow — choose the other side). A patient who cannot lie still — plan for sedation rather…
…the use of ultrasound throughout the puncture, and maintaining maximal barrier precautions without shortcuts. The most common serious error is dilating a vessel that turns…
…margin must be included in the freeze. Contraindications Absolute: Suspected melanoma or any other pigmented lesion of uncertain diagnosis. A lesion in which histology is…
…Marked bradycardia, sick sinus syndrome or high grade AV block without pacemaker protection. Asthma and other marked obstructive airways disease — relative; the risk of bronchospasm…
…applies where you work. They assume normal renal and hepatic function, a non pregnant adult of normal weight, and individual assessment. See the separate quick…
…without other acute organ damage can often be treated more cautiously with oral drugs under careful observation [3,4]. A markedly raised blood pressure without…
…alcohol, a missed meal, physical activity and any other precipitating factor. Thresholds The thresholds below are used above all in diabetes. The severity of the…
…1. Assess airway, breathing and circulation. 2. Assess the neurological symptoms and at the same time exclude other acute causes, for example hypoglycaemia, poisoning, stroke…
…pregnancy or malignancy. A markedly raised GGT with the other tests normal is most often enzyme induction by alcohol or drugs and is often of…
…Children, pregnant women, patients after allogeneic stem cell transplantation and patients treated with CAR T cells or other advanced immunotherapies may require separate local protocols…
…and right ventricle The cardinal echocardiographic finding A dilated inferior vena cava without respiratory variation Strongly suggests a raised filling pressure Marked respiratory variation in…
…a sufficient effect. Contraindications Absolute: Cellulitis, a skin wound or other infection over the injection site. Bacteraemia or suspected septic bursitis or arthritis. A joint…
…a pulse that can be felt. The other predictable error is forgetting that pacing hurts a great deal in a conscious patient. Indications Immediate (transcutaneous)…
…simple — bicarbonate and a look at the urine dipstick — but it fails routinely for one single reason: without normal potassium the urine cannot be alkalinised…
…Definition of aortic aneurysm Sinus of Valsalva 45 mm. Any other segment 40 mm in diameter. Thresholds for surgery Threshold for surgery Relevant patient category…
…8% Interpretation of ATRIA risk score. Comparison with other bleeding risk models Several bleeding risk assessment tools exist for patients with AF, including HAS BLED…
…AF patients. Evidence suggests that the increased stroke risk in women is more closely associated with other comorbidities and age rather than sex alone. Consequently…
…of the type of oral anticoagulant used. Studies have shown that it performs similarly or superiorly to other bleeding risk assessment tools, such as HEMORR2HAGES…
…HEMORR₂HAGES score. Comparison with ATRIA and HAS BLED Scores Several studies have compared the predictive performance of HEMORR₂HAGES with other bleeding risk assessment tools, notably…
…the sensitization of sensory nerve endings due to the accumulation of bradykinin. ACE is responsible for metabolizing bradykinin and other tachykinins, such as substance P…
…whereas Types 2–5 MI have other mechanisms of myocardial ischaemia and necrosis. Unstable angina (UA) represents myocardial ischaemia without demonstrable acute cardiomyocyte injury or…
…and death. The clinical consequences are particularly important when pulmonary vascular obstruction is accompanied by limited cardiopulmonary reserve or other adverse comorbidity. The classification of…
…drinking in either sex. Other definitions of unhealthy drinking include at least two drinks daily in women or three in men, or at least four…
…Dyslipidaemia, cigarette smoking, hypertension, diabetes mellitus and other adverse influences disturb these functions. The resulting endothelial dysfunction promotes inappropriate vasoconstriction, adhesion of circulating cells, inflammatory…