60+ träffar

ArticleEchocardiography
Assessing left ventricular systolic function

…Currently, two dimensional (2D) echocardiography for calculation of ejection fraction is the dominant method for assessing left ventricular function (systolic function). It should be noted…

ArticleCardiology
Diuretic Strategy and Decongestion in Heart Failure

…phenotypes Initial assessment should distinguish congestion from hypoperfusion. This distinction provides a practical framework for selecting treatment: Clinical state Principal management approach Congestion without hypoperfusion…

ArticleCardiology
Spontaneous Coronary Artery Dissection

…SCAD should therefore prompt consideration of systemic arteriopathy rather than being regarded solely as an isolated coronary event. SCAD predominantly affects the left sided coronary…

ArticleKardiologi
Hypertensive crisis: drugs and doses

…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…

ArticleEchocardiography
Stress Echocardiography: Protocols and Interpretation

…coronary artery disease (CAD). It combines echocardiographic assessment of left ventricular (LV) structure and function with exercise or pharmacological stress. The physiological basis is an…

ArticleCardiology
Alcohol and Cardiovascular Disease

…The resulting mild reduction in blood pressure is often accompanied by a compensatory rise in cardiac output. Although these changes are usually of limited clinical…

ArticleCardiology
Type 2 Diabetes and Cardiovascular Risk Management

…hypertension and dyslipidaemia commonly coexist and should be considered part of the clinical cardiovascular phenotype. Weight reduction and increased physical activity can improve metabolic control…

ArticleProcedurer
Eye examination and corneal foreign body

…the rest. Support your working hand against the patient's zygoma or the bridge of the nose. 4. Approach tangentially from the periphery , never through…

ArticleEchocardiography
Technical aspects of the ultrasound image

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…

ArticleCardiology
Cardiac Tamponade: Recognition and Pericardiocentesis

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

ArticleCardiology
SGLT2 Inhibitors for Cardiovascular and Renal Protection

…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…

ArticleEchocardiography
Aortic stenosis

…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…

ArticleCardiology
Pulmonary Embolism (PE)

…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…

ArticleCardiology
Myocardial Perfusion Imaging With SPECT and PET

…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…

ArticleCardiology
Cardiovascular Prevention in the Very Elderly

…reflecting accumulated risk factors, age related reduction in cardiovascular reserve, and the increasing burden of comorbid disease. Heart failure with preserved ejection fraction becomes particularly…

ArticleCPR
Cardiac arrest due to electrolyte imbalance

…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…

ArticleProcedurer
Reduction of dislocations

…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 …

ArticleLungmedicin
Acute exacerbation of COPD: quick reference

…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…

ArticleEmergency medicine
STEMI: Primary PCI and System-of-Care Time Targets

…PCI of an occluded infarct related artery is not recommended in stable, asymptomatic patients without severe ischaemia. Evaluation and Physical Examination The initial evaluation should…

ArticleAkutsjukvård
Anaphylaxis: quick reference for emergency management

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…

ArticleReferensvärden
Blood pressure

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

ArticleProcedurer
Foreign body in the ear and nose

…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…

ArticleKunskapsbas
🟠 Phentolamine

…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…

ArticleKunskapsbas
🟠 Hydralazine

…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…