60+ träffar

ArticleCardiology
Primary Aldosteronism: Screening and Management

…balance. The principal sporadic subtypes are: Aldosterone producing adrenal adenoma Bilateral adrenal hyperplasia Primary or unilateral adrenal hyperplasia Rare aldosterone producing adrenal carcinoma Less commonly…

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

…previous angina. Patients should be advised to seek emergency medical assistance rather than self presenting to an emergency department or contacting primary care first. If…

ArticleKunskapsbas
🟠 Mitral valve

Mitral valve regurgitation Primary parameters Mild regurgiation Moderate regurgitation Severe regurgitation Vena contracta (cm) < 0,3 0,3 0,69 0,69 EROA (cm²…

ArticleKunskapsbas
🟠 Tricuspid valve

Tricuspid valve regurgitation Primary parameters Mild regurgiation Moderate regurgitation Severe regurgitation PISA radius < 0,6 0,6 0,9 0,9 Vena contracta (cm…

ArticleProcedurer
Dix–Hallpike test and Epley manoeuvre

Procedurer Benign paroxysmal positional vertigo is the commonest cause of vertigo in primary care and one of the few diagnoses that can be cured on…

ArticleKunskapsbas
🟠 Prasugrel (Effient, Efient, Prasita)

…UA) Non ST elevation myocardial infarction (NSTEMI) ST elevation myocardial infarction (STEMI) This applies to patients undergoing either primary or delayed percutaneous coronary intervention (PCI)…

ArticleCardiology
Secondary Hypertension: When and How to Investigate

…hypokalaemia. Endocrine disorders account for many secondary forms. Primary hyperaldosteronism is identified as the most frequent cause, comprising approximately 20–25% of secondary hypertension cases…

ArticleCardiology
Brugada Syndrome: Diagnosis & SCD Prevention

…into a major focus of contemporary cardiac electrophysiology [1] . Recognized as a primary inherited arrhythmia syndrome, BrS is characterized by a distinct electrocardiographic (ECG) signature…

ArticleCPR
Risk factors for sudden cardiac arrest

…predictors in prediction models. Targeting risk factors has been very successful in the primary and secondary prevention of atherosclerotic cardiovascular disease, both at the population…

ArticleCardiology
Ventricular Tachycardia

…cardiovascular medicine. As a primary driver of sudden cardiac death (SCD) and a major cause of morbidity in patients with structural heart disease, VT necessitates…

ArticleProcedurer
Abscess incision and drainage

…when to involve a surgeon The following locations must not be handled routinely in primary care or in the emergency department without contacting the appropriate…

ArticleProcedurer
Laryngeal mask and difficult airway

…ventilation is difficult or inadequate. The primary airway in cardiac arrest when the person ventilating is not experienced in intubation. Planned anaesthesia for short procedures…

ArticleReferensvärden
Liver parameters

…stricture, tumour, primary biliary cholangitis, drugs Mixed Both raised Drug induced liver injury is the commonest cause Isolated bilirubin Unconjugated, the others normal Gilbert's…

ArticleProcedurer
Short Synacthen test

…Addisonian crisis, hydrocortisone must be given immediately — the test must never delay treatment. Indications Suspected primary adrenal insufficiency (Addison's disease): fatigue, weight loss, hyperpigmentation…

ArticleProcedurer
Wound suturing

…wounds — particularly cat and human bites, and all bites on the hand. These are as a rule left open. Facial bites can be sutured after…

ArticleKunskapsbas
🟠 CHADS-VA Bleeding Risk Score

…widely used CHA₂DS₂ VASc score, with the primary distinction being the exclusion of sex parameter (female sex) as a risk factor. Rationale for the development…

ArticleContinous medical discussion: the ECG blog
A new ECG biomarker for sudden cardiac death

…resistant to resolution. Known predictors of cardiac arrest The only risk biomarker in genuinely widespread use is left ventricular ejection fraction (LVEF), measured by echocardiography…

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

…hypotension and bradycardia. However, some patients exhibit a primary cardioinhibitory response with pronounced bradycardia. Most cardioinhibitory events are due to sinus bradycardia, though transient atrioventricular…

ArticleCPR
Cardiac arrest due to electrolyte imbalance

…onset, is of paramount importance. The primary concern in correcting hyponatremia is the prevention of osmotic demyelination syndrome (ODS), previously known as central pontine myelinolysis…

ArticleEchocardiography
Cardiac tumors

…rhabdomyoma is most common. Myxoma Myxoma is the most common primary cardiac tumor. These tumors most often debute at the age of 30 60 years…

ArticleDrugs and electrolyte imbalance
ECG changes due to electrolyte imbalance (disorder)

…impulse conduction. 2. Calcium Hypercalcemia Causes of hypercalcaemia Primary hyperparathyroidism and malignancies cause 90% of all cases of hypercalcemia. Less common causes are immobilization, sarcoidosis…

ArticleCPR
The 3-phase model of sudden cardiac arrest

…Myocardial oxygen demand Myocardium can only function under aerobic conditions (oxygen is required for ATP synthesis [ATP is the primary energy source in all cells])…

ArticleProcedurer
Drugs in the emergency setting

…second attempt). Vasoactive infusions Drug Dose range Primary effect Used in : : : : Noradrenaline 0.05–0.5 µg/kg/min α₁ — vasoconstriction Septic and distributive shock

ArticleReferensvärden
Echocardiography

…9 ± 1.5 11.2 ± 1.4 Aortic regurgitation (AR) Primary parameters Mild regurgitation Moderate regurgitation Severe regurgitation Vena contracta (cm) < 0.3 0…

ArticleKunskapsbas
🟠 HCM Risk-SCD Calculator

[calc_hcmrisk] Predicting Sudden Cardiac Death in Hypertrophic Cardiomyopathy (HCM) Hypertrophic Cardiomyopathy (HCM) is a genetic cardiomyopathy characterized by left ventricular hypertrophy. It is the…

ArticleArrhythmias and arrhythmology
Acquired QT Prolongation and Drug-Induced Arrhythmia

…such as thiazide and loop diuretics. Diagnostics Electrocardiogram (ECG) The ECG is the primary diagnostic tool for evaluating acquired QT prolongation. The upper 99% limits…

ArticleCardiology
Bempedoic Acid: Evidence and Clinical Use

…who were unable or unwilling to take statins. Approximately 70% were in secondary prevention and 30% in primary prevention; 23% were taking a small dose…