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ArticleEchocardiography
Two-dimensional (2D) echocardiography

…sequential activation of the piezoelectric crystals. The crystals are activated from one side to the other, as illustrated in Figure 2. The sequence of activation…

ArticleLungmedicin
Acute exacerbation of COPD: quick reference

…Lathundar Key messages Two things set the COPD exacerbation apart from many other causes of acute dyspnoea: oxygen must be titrated cautiously and the blood…

ArticleInfo
🟠 Ticagrelor (Brilinta, Brilique)

…and other relevant information for the drug Ticagrelor . Table 1 Summary Indications Ticagrelor, in combination with acetylsalicylic acid (ASA), is indicated for the prevention of…

ArticleProcedurer
Dix–Hallpike test and Epley manoeuvre

…history, a positive Dix–Hallpike test and the absence of other neurological findings. The treatment is a repositioning manoeuvre. Indications Brief attacks of vertigo, seconds…

ArticleKunskapsbas
🟠 Aspirin (Acetylsalicylic acid)

Indications Acute myocardial infarction. Unstable coronary artery disease. Stable angina pectoris. Secondary prophylaxis to prevent recurrence of cerebrovascular diseases, such as: Transient ischemic attacks (TIA…

ArticleCardiology
Aspirin in Primary Prevention: Current Recommendations

…that inhibit other platelet pathways. The distinction between primary and secondary prevention is fundamental: Primary prevention refers to individuals without established atherosclerotic cardiovascular disease (ASCVD…

ArticleEmergency medicine
Chest Pain in the Emergency Department: Diagnostic Pathways

…of non traumatic chest discomfort is structured around three principal diagnostic categories: Myocardial ischaemia , particularly acute coronary syndrome (ACS). Other cardiopulmonary causes , including myopericardial disease…

ArticleEchocardiography
Continuous Wave Doppler (CW Doppler)

…1). This is possible by using two different sets of piezoelectric crystals; one set for sending ultrasound and the other for analyzing reflected sound waves…

ArticleReferensvärden
Anthropometric measurements

…at the end of expiration, with the tape horizontal and without compressing the skin. Ratios and other measurements Measurement Calculation Threshold : : : Waist–hip ratio Waist…

ArticleProcedurer
Bone marrow aspiration and biopsy

…marrow — choose the other side). A patient who cannot lie still — plan for sedation rather than abandoning the procedure. Choice of site The posterior superior…

ArticleProcedurer
Central venous catheter

…plasmapheresis or other extracorporeal therapy (requires a large bore dialysis catheter, not an ordinary triple lumen catheter). Measurement of central venous pressure and central venous…

ArticleProcedurer
Cryotherapy of skin lesions

…Contraindications Absolute: Suspected melanoma or any other pigmented lesion of uncertain diagnosis. A lesion in which histology is needed for management. Cryoglobulinaemia, cold agglutinin disease…

ArticleProcedurer
Edrophonium test

…high grade AV block without pacemaker protection. Asthma and other marked obstructive airways disease — relative; the risk of bronchospasm is real. Hypotension and haemodynamic instability…

ArticleKardiologi
Hypertensive crisis: drugs and doses

…organ damage. Isolated malignant retinopathy without other acute organ damage can often be treated more cautiously with oral drugs under careful observation [3,4]. A…

ArticleReferensvärden
Liver parameters

…are distinguished by the history and the speed of the course. An AST/ALT ratio 2 with moderately raised values suggests alcohol related liver disease…

ArticleProcedurer
Pericardiocentesis

…tricuspid inflow The echocardiographic counterpart of pulsus paradoxus Contraindications In overt tamponade with shock there are no absolute contraindications other than the conditions in which…

ArticleProcedurer
Soft tissue corticosteroid injection

Procedurer A corticosteroid injection into soft tissue gives rapid but time limited pain relief and rarely alters the natural history of the disease. In lateral…

ArticleProcedurer
Transcutaneous and transvenous pacing

…preferably anteroposteriorly : one anteriorly over the praecordium to the left of the sternum, the other on the back between the left scapula and the spine…

ArticleProcedurer
Urinary alkalinisation

…Heart failure, pulmonary oedema and other conditions with a high risk of fluid overload — a relative contraindication requiring invasive monitoring and slower administration. Significant metabolic…

ArticleKunskapsbas
🟠 Adjusted aortic root dimension

…SOVd} = 1.92 + 0.74 \times \text{BSA} ) Definition of aortic aneurysm Sinus of Valsalva 45 mm. Any other segment 40 mm in diameter…

ArticleKunskapsbas
🟠 CHADS-VA Bleeding Risk Score

…chadsva] The CHA₂DS₂ VA score has superseded the CHA₂DS₂ VASc score. As of 2025, it is recommended to use the CHA₂DS₂ VA score for stroke…

ArticleKunskapsbas
🟠 HAS-BLED Score Calculator

…patients, regardless of the type of oral anticoagulant used. Studies have shown that it performs similarly or superiorly to other bleeding risk assessment tools, such…

ArticleKunskapsbas
🟠 HEMORR₂HAGES Bleeding Risk Score

…balancing estimating the risks of bleeding. Components of the HEMORR₂HAGES Score The acronym HEMORR₂HAGES represents the following parameters: H epatic or renal disease (1 point…

ArticleCardiology
Alcohol and Cardiovascular Disease

…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…

ArticleArrhythmias and arrhythmology
Atrial Fibrillation in the Critically Ill Patient

…itself. It may cause symptoms and impaired quality of life, contribute to heart failure, and increase the risk of stroke and other thromboembolic events. Subclinical…

ArticleCardiology
Blood Pressure Targets in Older and Frail Adults

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

ArticleCardiology
Chronic Kidney Disease as a Cardiovascular Risk Factor

…The cardiovascular burden of CKD extends beyond CAD to peripheral arterial disease, cerebrovascular disease, valvular heart disease, heart failure, atrial fibrillation, and other arrhythmias or…