…rate of decline of kidney function in a manner that extends beyond the reduction of systemic arterial pressure. This renoprotective effect involves a reduction in…

…has not been shown to improve the prognosis and can cause hypotension, acute kidney injury, myocardial ischaemia or cerebral hypoperfusion. Pain, anxiety, urinary retention, hypoxia…

…or without diabetes Heart failure across the ejection fraction spectrum, according to the guideline key points Patients with renal insufficiency and cardiovascular disease, irrespective of…

…depend on left ventricular ejection fraction (LVEF). Heart failure with reduced ejection fraction (HFrEF) is defined by the combination of symptoms, with or without physical…

…and peripheral artery disease (PAD). Diabetes also substantially increases the risk of chronic kidney disease (CKD), which itself promotes cardiovascular disease and amplifies cardiovascular and…

…and quality of life may be equally important therapeutic objectives. Evidence from randomized trials is often less applicable to very frail or multimorbid patients because…

…Clinical Applications Natriuretic peptides have three principal roles: Supporting or excluding the diagnosis of HF Estimating disease severity and prognosis Contributing to longitudinal assessment and…

…tunica adventitia , respectively. Figure 1. Layers of the left ventricular wall, pericardium and ventricular cavity. The endocardium The endocardium lines the atria, ventricles and the…

…radiotracers emit gamma photons directly. These gamma rays are detected by gamma cameras to create tomographic images of the left ventricle. In PET (Positron Emission…

…to patients with symptoms. Current guidance supports revascularisation for significant left main stenosis irrespective of symptomatic status or the documented ischaemic burden. In chronic coronary…

…first half of the P wave is therefore a reflection of right atrial activation and the second half is a reflection of left atrial activation…

…to describe a reduction of blood flow to tissues and organs. A few decades later Cohnheim demonstrated that ligation of the left anterior descending artery…

…hypertension with or without left ventricular hypertrophy. Among patients with NSTE ACS undergoing angiography, approximately 10% have no critical epicardial stenosis. In some of these…

…change (% reduction) in left ventricular diameter during systole. It is considered a poor measure of systolic function; it is only reliable if the left ventricle…

…left ventricle is usually considerably larger than the right ventricle, the QRS complex is actually a reflection of the electrical potentials generated by the left…

Echocardiography Generating the ultrasound image The ultrasound transducer generates short bursts (pulses) of ultrasound waves. Reflected ultrasound waves are analyzed by the machine during the…

…the left ventricle is many times larger than the vector generated by the right ventricle, the QRS complex is actually a reflection of left ventricular…

…inversion of the T waves. These T waves are called post ischemic T waves and they indicate that the infarction process is more or less…

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

…effect of a coronary lesion depends on more than its visual diameter reduction. Relevant determinants include: Lesion eccentricity Vessel tortuosity Calcification Plaque rupture or asymmetric…

…generally results from abrupt reduction in coronary blood flow caused by thrombotic occlusion of a previously atherosclerotic artery. Plaque erosion or rupture exposes thrombogenic material…

…first half of the P wave is therefore a reflection of right atrial depolarization and the second half is a reflection of left atrial depolarization…

…the inferior wall of the left ventricle. This type of bradycardia is due to diminished automaticity (pacemaker function) in the sinoatrial node or conduction defects…

…or supranormal ejection fraction , despite manifest heart failure and severe symptoms. These individuals exhibit pronounced hypertrophy, resulting in a reduction of ventricular volume and subsequently…

…mass. Tamponade occurs when intrapericardial pressure equals or exceeds right atrial pressure. The haemodynamic consequences are progressive impairment of right and left sided filling, reduced…

…patients with suspected or established coronary artery disease (CAD). It combines echocardiographic assessment of left ventricular (LV) structure and function with exercise or pharmacological stress…

…predominantly affects the left sided coronary circulation and may involve multiple vessels. Pregnancy associated SCAD can occur at any stage of pregnancy or after delivery…

…leads to a gradual reduction in the orifice area. As the area is reduced, transvalvular flow resistance increases. This results in increased left ventricular load…

…deep veins of the legs or pelvis. Thrombi formed in the deep veins in the legs or pelvis can detach and flow via inferior vena…

…left ventricular function and together with an intravenous beta blocker Digoxin In heart failure or hypotension, or as an add on Slow onset. Dose reduction…

…induced myocardial ischaemia. Detect and characterize myocardial scar. Estimate the risk of major adverse cardiovascular events. Assess left ventricular volumes, regional wall motion, and ejection…

…is weak, particularly for intermediate lesions. Even lesions with a visual diameter reduction of 50–70% may or may not produce ischaemia. Conversely, some lesions…

…occlusions; a partial occlusion results in a reduction of coronary blood flow and this causes subendocardial ischemia (i.e ischemia that only affects the subendocardium)…

…suggestive of myocardial ischaemia. Objective evidence of myocardial ischaemia. Absence of obstructive coronary artery disease, defined as no stenosis exceeding 50% diameter reduction and/or…

…left ventricular ejection fraction, procedural factors and anticipated outcomes. The supplied material does not describe specific physical signs of CTO or a dedicated physical examination…

…fluid ounces of 40% distilled spirits. Habitual heavy consumption is defined in the source material as at least eight drinks weekly in females or at…

…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…

…still. A deeply embedded body reaching the stroma or deeper. The absence of a slit lamp — the cornea should not be instrumented without magnification. With…

… gloves where there is a risk of blood contact. An alcohol or chlorhexidine swab. Let the skin dry completely before inserting the needle — alcohol carried…

…imbalance Hypercalcemia Definition : P/S Ca 2+ 2.6 mmol/L In approximately 90% of cases, hypercalcemia is attributed to primary hyperparathyroidism or neoplastic etiologies…

…compromise or skin tenting — reduce promptly, before radiography. The longer a joint remains dislocated, the harder the reduction becomes and the greater the risk of…

…a fairly good estimate of the actual workload. The perceived exertion may be graded from 0 (none) to 10 (maximal exertion) or according to the…

…or partial, depending on the size of the thrombus and the plaque. The patient will experience severe chest pain due to the abrupt reduction of…

…emergency or urgent procedures, chronic kidney disease, ST segment elevation myocardial infarction, and cardiogenic shock. Patient related and procedural risk factors The risk of adverse…

…risk of hypercapnia has been assessed. 3. Take an arterial blood gas in respiratory compromise, low saturation, suspected carbon dioxide retention, reduced consciousness, or when…

…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…

…are complementary objectives of initial STEMI management. The principal acute complications fall into two broad categories: Electrical complications , particularly ventricular arrhythmias. Mechanical or pump failure…

…LDL C reduction required is greater than can reasonably be obtained with a statin alone but does not necessarily require the larger effect of a…

…lowering alone. Meta analyses have shown that the risk reduction in MACE is largely independent of baseline HbA1c or the magnitude of HbA1c reduction. 7…

…blood pressure reduction may also occur in selected people whose pressure is elevated but below the conventional hypertension threshold. The traditional diagnostic threshold of 140…

…occurs after an abrupt reduction or cessation of prolonged and heavy alcohol intake. The condition can develop despite a measurable or high blood alcohol concentration…

Akutsjukvård Lathundar Basic principle Anaphylaxis is a rapidly developing systemic hypersensitivity reaction that can cause life threatening compromise of the airway, breathing or circulation. Skin…

…of hypertension is not made on a single reading. It requires repeated measurements on at least two occasions, and preferably confirmation by home measurement or…

…a cerumen loop. Suction with Frazier tips of various sizes. A balloon catheter (a 5–6 Fr Fogarty or a Katz extractor). A local anaesthetic…

…crisis. Mechanism of action Phentolamine is a non selective alpha adrenergic blocker. Phentolamine reduces blood pressure while increasing catecholamine activity. Effects Primarily causes afterload reduction…

…pathophysiology Acute limb ischaemia (ALI) is an abrupt reduction in arterial perfusion of an upper or lower limb that causes tissue metabolic requirements to exceed…

…was related to the magnitude of heart rate reduction. Ivabradine is also a reasonable consideration when a beta blocker cannot be tolerated or is contraindicated…

…mm Hg systolic or 90 mm Hg diastolic (140/90 mm Hg). The discordance between optimal blood pressure and the definition of hypertension is explained…

…May therefore induce or worsen angina pectoris. The rapid reduction of afterload is desired in conditions requiring afterload reduction. Time to onset of action 10…

… and A reduction of at least 50% from baseline. In patients who experience a recurrent atherothrombotic or cardiovascular event within 2 years while receiving maximally…