…simple mask, a mask with a reservoir, a Venturi mask with a set of valves, and a high flow nasal cannula where available. Bag mask…

…A substantial reduction in pulmonary perfusion and the subsequent reduction in left ventricular preload lead to a cascade of hemodynamic alterations which may culminate in…

…dioxide retention for the latter. The treatment is also time limited by its very nature: a patient who has not responded within a couple of…

…of the following: A systolic blood pressure < 90 mmHg caused by the arrhythmia. Ongoing myocardial ischaemia with chest pain and ECG changes. Acute pulmonary…

…commonly a consequence of increased resistance to empty blood into the right ventricle. This may be due to pulmonary valve stenosis, increased pulmonary artery pressure…

…blocker exposure. The incidence of cardiogenic shock complicating STEMI has fallen with prompt reperfusion and reduction of infarct size. Earlier estimates approached 20%, whereas contemporary…

…treatment LV function requires evaluation in the setting of suspected ischaemia or previous infarction Dyspnoea requires assessment of dynamic LV function, valve disease, pulmonary pressure…

…3.0 A mechanical valve may require a higher target Doses in venous thromboembolism Treatment doses in deep vein thrombosis and pulmonary embolism differ from…

…commonly a consequence of increased resistance to empty blood into the right ventricle. This may be due to pulmonary valve stenosis, increased pulmonary artery pressure…

…with the same risk as manifest hypertension. Non dipping: a nocturnal fall in pressure of < 10% of the daytime value; an independent risk marker…

…In patients with HFpEF, acute hypertension is a frequent trigger of decompensation and may produce abrupt pulmonary oedema, sometimes requiring non invasive ventilation or intubation…

…92 percent until the risk of hypercapnia has been assessed. 3. Take an arterial blood gas in respiratory compromise, low saturation, suspected carbon dioxide retention…

…diastolic dysfunction, or both. The clinical consequences of extracellular volume expansion include elevated cardiac filling pressures, pulmonary congestion, systemic venous hypertension, and peripheral interstitial edema…

…onset of action : 1 minute. Duration of action : <10 minutes. Effects Potent blood pressure lowering. Antianginal effect. Reduces afterload and preload. Effective in pulmonary edema…

…visual diameter reduction. Relevant determinants include: Lesion eccentricity Vessel tortuosity Calcification Plaque rupture or asymmetric filling defects Serial lesions Vessel size The relationship of the…

…renal sodium and water excretion, and reduction of cardiac fibrosis through activation of the natriuretic peptide A receptor. NT proBNP is an inactive cleavage product…

…risk of fluid retention and impaired kidney function). Patients with bronchial asthma, chronic obstructive pulmonary disease, hay fever, or nasal polyps (increased risk of hypersensitivity…

…Condition Overall strategy Common first choices : : : Acute aortic syndrome Immediate rate control and rapid reduction of the systolic blood pressure towards 100 to 120 mmHg…

…even in the absence of pulmonary congestion. Patients may obtain relief by sitting forward. Other symptoms depend on the extent of reduction in cardiac output…

…Symptoms related to fluid retention and worsening congestion The clinical course may be chronic and relatively stable or punctuated by episodes of worsening heart failure…

…hours duration): Due to cellular adaptations, rapid correction carries the risk of inducing osmotic demyelination syndrome (ODS). It is therefore recommended to raise serum sodium…

…an orthopaedic surgeon before attempting reduction. Posterior shoulder dislocation, which is often associated with fracture and requires an orthopaedic surgeon. Dislocation of a native hip …

…integrated assessment of six components: Symptoms Exercise performance (functional capacity, exercise capacity) Heart rate: maximal heart rate, heart rate response Blood pressure reaction ECG reaction:…

…progressive reduction of coronary blood flow sufficient to produce myocardial ischaemia and, when prolonged or severe, myocardial necrosis. It most commonly reflects atherothrombosis: disruption of…

…on the size of the thrombus and the plaque. The patient will experience severe chest pain due to the abrupt reduction of coronary blood flow…

…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…

…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…

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

…reflection of the electrical potentials generated by the left ventricle. QRS duration QRS duration is the time duration from the start to the end of…

…functional) capacity. Functional capacity is a strong predictor of both cardiovascular and overall mortality, offering incremental prognostic data beyond perfusion imaging and ECG reaction. Coronary…

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…

…initiation to restoration of coronary flow. Early reperfusion, reduction of myocardial energy requirements and mitigation of reperfusion injury are complementary objectives of initial STEMI management…

…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…

…complex is actually a reflection of left ventricular depolarization. QRS duration is the time interval from the onset to the end of the QRS complex…

…Figure 1. Layers of the left ventricular wall, pericardium and ventricular cavity. The endocardium The endocardium lines the atria, ventricles and the heart valves. Similar…

…reduction of the ST segment elevation by 50%) within 60 minutes after administration of thrombolysis. Otherwise, one must consider rescue PCI. For the purpose of…

…A1c (HbA1c) reduction, blood pressure, lipids and smoking cessation. Weight loss was considered extremely difficult across patient categories. However, the emergence of incretin based therapies…

…category of elevated blood pressure, defined as office SBP 120–139 mmHg or DBP 70–89 mmHg. This distinction supports a risk based approach because…

Psykiatri Akutsjukvård Lathundar Rapid summary Alcohol withdrawal occurs after an abrupt reduction or cessation of prolonged and heavy alcohol intake. The condition can develop despite…

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…

…The urgency varies: Object Urgency : : Button battery Immediately — leakage of fluid causes a chemical burn Two or more magnets (including in different nostrils) Immediately — pressure…

…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…

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

…By inhibiting the intracellular portion of its transmembrane pore, ivabradine reduces the slope of diastolic depolarisation and produces a dose dependent reduction in sinus rate…

…this form of hypertension was a physiological reaction that was necessary to maintain normal hemodynamics, hence the term essential . However, a growing body of science…

…can be counteracted with simultaneous administration of beta blockers). Effects Induces arteriolar vasodilation without effects on venous circulation. The reduction in systemic vascular resistance (SVR…

…and acute coronary syndromes (ACS). Its principal therapeutic objective is reduction of low density lipoprotein cholesterol (LDL C), the primary lipid target in contemporary secondary…

…disease (ASCVD). Atherosclerosis develops through the progressive deposition and retention of LDL C and other apoB containing lipoproteins within the arterial wall. This initiates inflammatory…

…associated with increased ASCVD risk. Management in this range therefore focuses principally on ASCVD prevention and reduction of LDL C, non HDL C and apolipoprotein…

Procedurer The insertion itself is rarely the difficult part — it is the confirmation of the position that determines whether the tube is safe. A misplaced…

Cardiology Clinical medicine Definition and Pathophysiology Dietary patterns are the overall combinations of foods habitually consumed rather than isolated nutrients considered independently. For cardiometabolic health…

…outcome Reported benefit of cessation Cardiovascular disease overall Substantial reduction in cardiovascular events and mortality Established coronary disease Approximately 36% lower risk of premature death…

…a drop in blood pressure, and finally a reduction in heart rate. This sequence is characteristic of neurally mediated hypotension. Clinical Presentation and Symptoms Vasovagal…

…mutations in SCN5A lead to a reduction in the inward sodium current ($I {Na}$) and are identified in 20% to 30% of probands [7] …

…bradycardia. Click to zoom. Treatment of sinus bradycardia Benign causes of sinus bradycardia (e.g. vasovagal reaction, well trained athletes) do not require treatment. When…

…Discharge Management The STRONG HF trial demonstrated the safety and efficacy of an approach based on starting and titrating oral medical therapy for heart failure…

…heterozygous familial hypercholesterolaemia. The broader therapeutic principle is that LDL C reduction is associated with cardiovascular benefit regardless of the pharmacological route used. In patients…

…main stenosis is generally defined as a diameter reduction of at least 50%. Severe proximal disease of both the proximal left anterior descending and proximal…

…A reduction of at least 50% from baseline . The treatment sequence is generally: High intensity statin therapy at the highest tolerated dose. Addition of ezetimibe…

…insufficiency and cardiovascular disease, irrespective of diabetes status The clearest and most consistent cardiovascular signal is reduction in hospitalization for heart failure. Benefits also include…