60+ träffar

ArticleArrhythmias and arrhythmology
Acquired QT Prolongation and Drug-Induced Arrhythmia

…TdP). Drug induced LQTS and TdP represent a multifactorial clinical entity that typically emerges when multiple modifiable and non modifiable risk factors converge. The electrophysiological…

ArticleKunskapsbas
🟠 HCM Risk-SCD Calculator

…may indicate underlying arrhythmias. Age : Younger patients are generally at higher risk of SCD due to the progressive nature of HCM. By combining these factors…

ArticleCardiology
Cardiac Rehabilitation After Myocardial Infarction

…where appropriate, primary care personnel and home visits may reduce rehospitalization for recurrent ischaemia and infarction. Clinical Presentation and Symptoms Cardiac rehabilitation is initiated in…

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

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

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

…or a dressing alone. Contraindications Primary closure must be avoided or considered carefully in: Bite wounds — particularly cat and human bites, and all bites on…

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

…by echocardiography. Reduced LVEF reliably identifies a high risk group that derives a large, trial proven survival benefit from primary prevention ICDs. Its dominance, though…

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

…Thromboembolism). There are genetic syndromes that result in the emergence of multiple myxomas. Papillary fibroelastoma Papillary fibroelastoma is benign primary tumors affecting adults. These tumors…

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