60+ träffar

ArticleKunskapsbas
🟠 Aspirin (Acetylsalicylic acid)

…Severe heart failure. Doses 100 mg/day during the third trimester of pregnancy. Dosage Acute myocardial infarction: Initial loading dose: 300–500 mg as soon…

ArticleArrhythmias and arrhythmology
Atrial Fibrillation in the Critically Ill Patient

…heartbeat Dyspnoea and worsening pulmonary congestion Reduced exercise capacity Symptoms or signs of heart failure Haemodynamic instability Myocardial ischaemic symptoms or electrocardiographic changes Thromboembolic complications…

ArticleEchocardiography
Mitral valve stenosis

…of the leaflets and thus causes mitral regurgitation. The term coaptation is used to describe how well the leaflets meet and close the valve during…

ArticleEchocardiography
Pulmonary regurgitation

…Causes of pulmonary regurgitation Pulmonary hypertension Endocarditis Myxoma Carcinoid heart disease Tetralogy of Fallot Marfan syndrome Takayasu's arteritis Iatrogenic (e.g complication of catheterization…

ArticleEchocardiography
Mitral regurgitation

…of the mitral valve Acute mitral regurgitation Acute mitral regurgitation is relatively rare. The most common causes are as follows: Endocarditis Papillary muscle rupture (complication…

ArticleEchocardiography
Aortic regurgitation

…stroke volumes. Failure to increase cardiac output sufficiently will result in the following compilations: Pulmonary edema develops due to rising LAP and LVEDP. Cardiogenic shock…

ArticleKunskapsbas
🟠 Pulmonary valve

…regurgitation Severe regurgitation Pulmonary valve morphology normal normal/abnormal abnormal Density CW Doppler weak, slow deceleration variable dense, steep deceleration, early termination of diastolic flow…

ArticleCardiology
Pulmonary Embolism (PE)

…pulmonary embolism overlap with risk factors for DVT; immobilisation, surgery, hypercoagulability, and pregnancy are common risk factors (see Risk factors below). A significant proportion of…

ArticleEchocardiography
Pulmonary stenosis

…setting of pulmonary valve stenosis, the pressure in the right ventricle rises, which results in right ventricular hypertrophy. The valve is usually thickened and during…

ArticleKunskapsbas
🟠 Nitroprusside

…onset of action : 1 minute. Duration of action : <10 minutes. Effects Potent blood pressure lowering. Antianginal effect. Reduces afterload and preload. Effective in pulmonary edema…

ArticleCardiology
Levosimendan (Simdax, Simendan) in acute heart failure

…and (3) modulation of sarcolemmal and mitochondrial potassium ATP channels. Levosimendan alleviates heart failure symptoms, increases cardiac output, and lowers pulmonary artery pressure without increasing…

ArticleLungmedicin
Acute exacerbation of COPD: quick reference

…pulmonary embolism, pneumothorax and acute coronary syndrome must be actively considered [1]. Do the following early: 1. Assess airway, work of breathing, level of consciousness…

ArticleReferensvärden
Circulatory and haemodynamic parameters

…and the appropriate action differs fundamentally between these cases. Pressures in the heart and pulmonary circulation Flow, resistance and oxygen transport Formulas Mean arterial pressure…

ArticleProcedurer
CPAP and non-invasive ventilation (NIV)

…of care and on whether intubation is appropriate, documented before treatment begins. Procedure 1. Treat the underlying cause in parallel. Nitroglycerin and diuretics in pulmonary…

ArticleKunskapsbas
🟠 Mitral valve

…of atrial size 4 10 cm² or 20 40% of atrial size 10 cm² or 40% of atrial size Jet orientation central variable excentric Pulmonary…

ArticleKunskapsbas
🟠 Nitroglycerin

…Trinipatch ® Indications Pulmonary edema, congestive heart failure. Angina pectoris. Hypertension, hypertensive crisis/emergency. Pulmonary hypertension. Blood pressure control. Mechanism of action Nitroglycerin provides nitric…

ArticleCardiology
Heart Failure with Reduced Ejection Fraction (HFrEF)

…cardiovascular societies, defines HF as a clinical syndrome corroborated by elevated natriuretic peptide levels and/or objective evidence of pulmonary or systemic congestion [3] . Within…

ArticleEchocardiography
Left Ventricular Function

…pulmonary gas exchange efficiency, the concentration of catecholamines, angiotensin, hemoglobin, etc. A vivid example of how cardiac function can be affected by targeting peripheral mechanisms…

ArticleProcedurer
Electrical cardioversion

…Indications Emergency, irrespective of duration and anticoagulation status: Tachyarrhythmia with haemodynamic compromise: hypotension, shock, pulmonary oedema, myocardial ischaemia or a falling level of consciousness. Unstable…

ArticleProcedurer
Exercise stress test on cycle ergometer

Procedurer The value of the exercise test lies not in ST depression alone but in the overall picture : exercise capacity, symptoms, blood pressure response, heart…

ArticleKardiologi
Hypertensive crisis: drugs and doses

…creatinine, acid–base status and signs of myocardial ischaemia must be monitored during treatment [4,6]. Important exceptions Condition Overall strategy Common first choices : : : Acute…

ArticleProcedurer
Oesophageal ECG

…to an arrhythmia unit. Assessment of the effect of adenosine, which can be given during the recording and unmask the atrial activity. The investigation is…

ArticleProcedurer
Spirometry

…of treatment effect and of disease progression. Assessment of pulmonary involvement in systemic disease, for example rheumatoid arthritis or scleroderma, and during treatment with pulmonary…

ArticleKunskapsbas
🟠 SYNTAX Score II

…II Anatomical SYNTAX Score : Derived from the original SYNTAX Score, which evaluates the complexity of coronary lesions. Clinical Variables : Age : Older patients have a higher…

ArticleEmergency medicine
Chest Pain in the Emergency Department: Diagnostic Pathways

…investigations. The emergency differential also reflects distinct mechanisms of acute cardiopulmonary disease: Pulmonary embolism and spontaneous pneumothorax may produce abrupt chest pain and respiratory distress…

ArticleCardiology
Coronary Anomalies and Myocardial Bridging

…from the pulmonary artery and anomalous origin of one coronary artery from the opposite aortic sinus. Pathophysiology Myocardial bridging During systole, contraction of the overlying…

ArticleCardiology
Diuretic Strategy and Decongestion in Heart Failure

…diastolic dysfunction, or both. The clinical consequences of extracellular volume expansion include elevated cardiac filling pressures, pulmonary congestion, systemic venous hypertension, and peripheral interstitial edema…

ArticleEchocardiography
Stress Echocardiography: Protocols and Interpretation

…treatment LV function requires evaluation in the setting of suspected ischaemia or previous infarction Dyspnoea requires assessment of dynamic LV function, valve disease, pulmonary pressure…

ArticleCPR
Cardiac arrest due to hypoxia and asphyxia

…sickness Aspiration Chronic obstructive pulmonary disease (COPD) Bronchospasm (asthma) Other : Coma Central hypoventilation syndromes Neuromuscular diseases Anemia The natural course of asphyxia Should ventilation be…

ArticleCPR
Causes of sudden cardiac arrest

…of cardiac arrest with a separate category for cardiac etiologies. Cause Definition Medical cause Includes cardiac arrest caused by heart disease, other medical conditions (pulmonary…

ArticleEchocardiography
Hemodynamic principles and calculations

…exceptions. Prior to the Doppler era, hemodynamic assessments were performed by means of right heart catheterization (with Swan Ganz catheter [ pulmonary artery catheter ]). However, hemodynamic…