60+ träffar

ArticleEchocardiography
Hemodynamic principles and calculations

…is the study of blood flow dynamics. The physical laws that govern blood flow are fundamental in echocardiography. Conventional two dimensional (2D) echocardiography and Doppler…

ArticleEchocardiography
Physics of ultrasound

…propagate through a physical medium. This medium may consist of any matter, e.g air, water, metal, or tissue and fluids in the human body…

ArticleCardiology
Cardiac Rehabilitation After Myocardial Infarction

…and mortality The modern concept of rehabilitation has evolved from early post infarction physical activity programmes into a structured centre of secondary cardiovascular prevention in…

ArticleProcedurer
Exercise stress test on cycle ergometer

…competence; a physician available. Patient preparation: A light meal is permitted; no large meal, no coffee and no nicotine in the preceding 2–3 hours…

ArticleArrhythmias and arrhythmology
Atropine: Dosing in Bradycardia and Its Limitations

…regarding the physical examination or general evaluation of patients with bradycardia. Diagnostics Electrocardiographic assessment is fundamental to the diagnosis and management of bradyarrhythmias. In the…

ArticleCardiology
Cardiac amyloidosis

…A history of increasing frequency of hospitalizations and visits for heart failure without disease recognition in the 3 years preceding diagnosis is also a notable…

ArticleCardiology
Cardiovascular Prevention in the Very Elderly

…and heart failure. Aging also accumulates conventional cardiovascular risk factors, including hypertension, diabetes, hypercholesterolemia, smoking exposure, and physical inactivity. The interaction between these acquired risks…

ArticleArrhythmias and arrhythmology
Isoprenaline and Dopamine Infusions for Bradycardia

…or physical reactions (radiation therapy), frequently involves the conduction system. In these conditions, involvement of the AVN and the conduction system occurs more often than…

ArticleArrhythmias and arrhythmology
Sotalol: Initiation, QT Monitoring and Renal Dosing

…not cover the baseline physical examination of patients prior to sotalol initiation. Diagnostics Electrocardiography (ECG) Electrocardiographic monitoring is central to the safe initiation and maintenance…

ArticleArrhythmias and arrhythmology
Sinus node dysfunction (SND) and sick sinus syndrome (SSS)

…during physical activity). Sinus arrest & sinus pause (intermittent failures to discharge impulses). Sinoatrial block (delayed or blocked impulse conduction between the sinoatrial node and the…

ArticleArrhythmias and arrhythmology
Sinus tachycardia & Inappropriate sinus tachycardia

…spontaneous depolarization) in the sinoatrial node is increased during physical activity, stress, and nervousness. This is due to altered tone in the autonomic nervous system…

ArticleProcedurer
Foreign body in the ear and nose

…for referral: Marked swelling or inflammation around the object. A small, smooth or transparent object lying posteriorly or superiorly. Attempts already made and failed elsewhere…

ArticleProcedurer
Spirometry

…until anticoagulated and stable An individual assessment Eye, ear, abdominal or thoracic surgery 1 month Neurosurgery or an intracranial aneurysm Contact the responsible specialist An…

ArticleArrhythmias and arrhythmology
Acquired QT Prolongation and Drug-Induced Arrhythmia

…Evaluation and Physical Examination A comprehensive evaluation is mandatory for patients presenting with sudden cardiac arrest (SCA) if the underlying cardiac disease is unknown or…

ArticleArrhythmias and arrhythmology
Atrial Fibrillation in the Critically Ill Patient

…recurrence is frequent while the precipitating haemodynamic and sympathetic abnormalities persist. Immediate cardioversion is reserved primarily for instability. Evaluation and physical examination Initial assessment should…

ArticleCardiology
Cardiovascular Risk in Women: Sex-Specific Factors

…gestational age delivery Placental abruption Pregnancy loss Polycystic ovary syndrome Functional hypothalamic amenorrhoea Fertility therapy and assisted reproductive technology The extent to which these conditions…

ArticleCardiology
Diuretic Strategy and Decongestion in Heart Failure

…Evaluation and physical examination The objective of decongestion is clinical euvolemia rather than an isolated numerical change in weight. Assessment should integrate the history, physical…

ArticleMyocardial ischemia and infarction
Left Main Coronary Artery Disease: Revascularisation Strategy

…specific examination profile or diagnostic physical signs for LMCAD. Diagnostic Assessment Coronary angiography Invasive coronary angiography defines: The presence and severity of left main stenosis…

ArticleEchocardiography
Left Ventricular Thrombus After Myocardial Infarction

…early mortality is usually related to the extent of myocardial injury and its complications—shock, reinfarction, myocardial rupture, and ventricular tachyarrhythmia—rather than embolization itself…

ArticleCardiology
Post-Infarction Pericarditis and Dressler Syndrome

…or indicate another post AMI complication, including subacute rupture. Evaluation and physical examination The diagnosis of pericarditis is clinical and is supported by additional findings…

ArticleECG
Quiz: ECG in athletes

…considered normal in highly trained athletes. Sinus rhythm should resume and bradycardia should resolve with the onset of physical activity. Profound sinus bradycardia (<30 beats…

ArticleCardiology
Resistant Hypertension: Evaluation and Treatment

…or chronic kidney disease. Evaluation and Physical Examination The diagnostic assessment should establish that hypertension is genuine, identify potentially remediable causes, assess comorbidities and cardiovasc