60+ träffar

ArticleProcedurer
Arterial line

…palmar arches and the lowest complication rate. The femoral artery is the second choice and is often the best in marked shock or during high…

ArticleCPR
Cardiac tamponade causing cardiac arrest

…former). Even small pressure elevations on the right side can compromise venous return to the right ventricle. Therefore, in the presence of a tamponade, chest…

ArticleEchocardiography
Cardiac thromboembolism: cardiac sources of embolism

Echocardiography Cardiac thromboembolism Thromboembolism is a leading cause of death worldwide (1). Emboli originating in the atria, left atrial appendage (LAA), ventricles, valves, and proximal…

ArticleProcedurer
Central venous catheter

Procedurer What determines the outcome of a central venous catheter insertion is decided before the needle goes in: the choice of site, the use of…

ArticleCardiology
Pulmonary Embolism (PE)

…which represent contraindications for thrombolysis. Venous thromboembolism is a chronic and serious condition. Mortality in pulmonary embolism is up to 20%, and roughly 30% of…

ArticleKunskapsbas
🟠 Hydralazine

…blockers). Effects Induces arteriolar vasodilation without effects on venous circulation. The reduction in systemic vascular resistance (SVR) is rapid and may cause reflex sympathetic stimulation…

ArticleCPR
Cardiac arrest due to pneumothorax

…the superior and inferior vena cava, impeding or halting venous return to the heart. In instances of tension pneumothorax, the accumulated pressure can shift the…

ArticleProcedurer
Abscess incision and drainage

…in the groin or on the neck Bleeding, vascular injury, pseudoaneurysm Surgeon, ultrasound first Other situations that argue for the operating theatre rather than the…

ArticleProcedurer
Warfarin therapy

…adherence, pregnancy after the first trimester under specialist care). Rheumatic mitral stenosis with atrial fibrillation. In uncomplicated atrial fibrillation and in ordinary venous thromboembolism, a…

ArticleKunskapsbas
🟠 Clevidipine

…the venous capacitance vessels. Hence, Clevidipine reduces blood pressure without affecting cardiac filling pressures. • Clevidipine is more effective than nitroglycerin, nitroprusside, and nicardipine in hypertensive…

ArticleKunskapsbas
🟠 Mean arterial pressure (MAP) calculator

…Central Venous Pressure (CVP) This equation illustrates that MAP is determined by the volume of blood the heart pumps and the resistance encountered in the…

ArticleCardiology
Cardiac amyloidosis

…especially in patients in their mid 60s or older [10]. Physical examination may reveal a normal or low pulse pressure, an elevated jugular venous pressure…

ArticleCardiology
Cardiovascular Risk in Inflammatory and Autoimmune Disease

…including: Coronary arteritis Accelerated atherosclerosis Coronary microvascular dysfunction Pericarditis Myocarditis Valvular disease APS and Behçet disease can cause both arterial and venous thrombosis. In SLE…

ArticleCardiology
Diuretic Strategy and Decongestion in Heart Failure

…left ventricular filling and reduce systemic output. In this setting, venous congestion is generally treated initially with diuretics, whereas norepinephrine and/or inotropes are reserved…

ArticleArrhythmias and arrhythmology
Vasovagal Syncope: Diagnosis, Tilt Testing and Treatment

…reflex response to posture, venous pooling, or external stimuli. The underlying pathophysiology is rooted in autonomic dysregulation within a structurally normal heart. During an episode…

ArticleCPR
Cardiac arrest during pregnancy and childbirth

…a cardiac arrest in a pregnant patient, immediate consultation with an obstetrician, neonatologist, and anesthesiologist is essential. Figure 1 . When a pregnant woman is supine…

ArticleCardiology
Hypertensive emergency (crisis)

…the venous capacitance vessels. Hence, Clevidipine reduces blood pressure without affecting cardiac filling pressures. • Clevidipine is more effective than nitroglycerin, nitroprusside, and nicardipine in hypertensive…

ArticleEchocardiography
Left Ventricular Function

…These factors, which influence cardiac function primarily by affecting ventricular function, include blood pressure, venous return, pulmonary gas exchange efficiency, the concentration of catecholamines, angiotensin…

ArticleLungmedicin
Acute exacerbation of COPD: quick reference

…and previous venous thromboembolism. A documented decision on the ceiling of care. Signs of a serious condition Finding Significance : : Inability to speak in full sentences…

ArticleLungmedicin
Acute severe asthma in adults: quick reference

…exhaustion and, in the most severe cases, hypotension, pneumothorax and respiratory arrest [1]. The first few minutes 1. Sit the patient up and minimise physical…

ArticleProcedurer
Ankle-brachial index (ABI)

…or a recently inserted venous port. Procedure 1. Arm pressure. Place the cuff on the upper arm. Locate the brachial signal in the antecubital fossa…

ArticleProcedurer
Edrophonium test

…premedication, plus further atropine drawn up in a syringe as a standby dose. Glycopyrronium (Robinul) 0.2 mg is an alternative premedication. Peripheral venous cannula…

ArticleProcedurer
Endotracheal intubation

…anticipated, whether the position and the equipment are in order, and whether there is an explicit plan for what happens when the first attempt fails…

ArticleProcedurer
Opioid therapy in severe pain

…and checked before the first intravenous dose is given. Oxygen with a mask and a bag available. The opioid drawn up in a 1 mL…

ArticleProcedurer
Pericardiocentesis

…ventilation before decompression where possible: anaesthesia and intubation can precipitate circulatory collapse in a tamponaded patient , since positive airway pressure further reduces the venous return…

ArticleProcedurer
Short Synacthen test

…untreated Addisonian crisis in progress: treat first, test later. Preparation and equipment Tetracosactide (Synacthen) 0.25 mg/mL, one ampoule. A peripheral venous cannula and…

ArticleProcedurer
Transcutaneous and transvenous pacing

…pacing: the relative contraindications are the same as for a central venous catheter — coagulopathy, infection at the puncture site, known thrombosis in the target vein…

ArticleProcedurer
Urinary alkalinisation

…in older protocols but is no longer routinely recommended — alkaline urine increases the precipitation of calcium phosphate. Contraindications Hypokalaemia — must be corrected first or in…