57 träffar

ArticleCardiology
Cardiovascular Prevention in the Very Elderly

…and peripheral arterial disease. More than 70% of older adults presenting with myocardial infarction, stroke, acute aortic syndromes, or heart failure have preexisting hypertension. The…

ArticleKunskapsbas
🟠 Drug-Induced Cardiotoxicity

…Mixed ar less patients with pre existing cardiovascular disease/cardiac arrest Solu Cortef HYDROCORTISONE SODIUM SUCCINATE HYDROCORTISONE SODIUM SUCCINATE Heart Damage wp less elevation of…

ArticleArrhythmias and arrhythmology
Atrial Fibrillation in the Critically Ill Patient

…syndromes (ACS) and is also a common tachyarrhythmia requiring treatment in decompensated heart failure (DHF). In the critically ill patient, AF may be pre existing…

ArticleArrhythmias and arrhythmology
Acquired QT Prolongation and Drug-Induced Arrhythmia

…PVCs) and increases transmural dispersion of repolarisation, thereby facilitating reentry. Episodes of TdP are frequently pause dependent, initiated by either a slowing of the heart…

ArticleCardiology
Lipid-Lowering Therapy: Statins as First-Line Treatment

…dosing Definition and pathophysiology Lipid lowering therapy is a central component of cardiovascular prevention, particularly in patients with established atherosclerotic cardiovascular disease (ASCVD), chronic coronary…

ArticleArrhythmias and arrhythmology
Atropine: Dosing in Bradycardia and Its Limitations

…failure. The pathophysiology of these events may stem from reversible causes, including hypovolemia, hypoxia, cardiac tamponade, tension pneumothorax, preexisting acidosis, drug overdose, hypothermia, and hyperkalemia…

ArticleArrhythmias and arrhythmology
Isoprenaline and Dopamine Infusions for Bradycardia

…tension pneumothorax, preexisting acidosis, drug overdose, hypothermia, and hyperkalemia. When bradycardia occurs in the context of inflammatory heart disease, it often reflects myocardial pathology that…

ArticleProcedurer
Exercise stress test on cycle ergometer

…Indications Evaluation of chest pain with an intermediate pre test probability of coronary artery disease. Assessment of exercise capacity and symptoms in known heart disease…

ArticleReferensvärden
ECG interpretation method, adults

…AVNRT, AVRT (pre excitation, WPW), junctional tachycardia. These tachyarrhythmias arise in the atria and are very rarely life threatening. Causes of tachyarrhythmia with wide QRS…

ArticleProcedurer
Electrical cardioversion

…pulse. Pre excitation with atrial fibrillation and a very rapid ventricular rate. Elective or subacute: Symptomatic persistent atrial fibrillation where rhythm control is the aim…

ArticleKardiologi
Hypertensive crisis: drugs and doses

…principle, not a universal target. Chronic hypertension shifts autoregulation in the brain and kidneys towards higher pressures. Too rapid a normalisation can therefore cause cerebral…

ArticleKunskapsbas
🟠 Clevidipine

…with acute heart failure. • Clevidipine can cause reflex tachycardia. • Contraindicated in severe aortic stenosis due to risk of hypotension. Clevidipine doses and administration in hypertension.

ArticleKunskapsbas
🟠 Reference values for adult ECG

…point and the terminal part of the T wave. PR interval 0,22 s : first degree AV block. PR interval <0,12 s : Pre excitation…

ArticleCardiology
Adenosine for tachyarrhythmias (AVNRT, AVRT, NCT)

…Syndrome]); blocking AV node conduction may result in accelerated transmission of atrial impulses to the ventricles and thus ventricular fibrillation and cardiac arrest. High degree…

ArticleCPR
Cardiac arrest due to pneumothorax

…arises when the volume of air is substantial enough to compress the superior and inferior vena cava, impeding or halting venous return to the heart…

ArticleCPR
Causes of sudden cardiac arrest

…caused by heart disease, other medical conditions (pulmonary embolism, bleeding, stroke, etc.) as well as cases where the cause does not fall into the other…

ArticleCardiology
Hypertensive emergency (crisis)

…Enalaprilat Brand names Vasotec IV ® Indications Hypertension and hypertensive emergency. Acute left ventricular failure. Mechanism of action Enalaprilat is the active metabolite (ester) of…

ArticleReferensvärden
Blood pressure

…79 Chronic kidney disease 130–139 70–79 Avoid a systolic pressure < 120 mmHg and a diastolic pressure < 70 mmHg on treatment — the…

ArticleReferensvärden
ECG parameters

…300 ms may become haemodynamically significant. Pre excitation: PR < 120 ms with a delta wave and QRS 110 ms. Brugada pattern type 1: ST…

ArticleProcedurer
Urinary catheterisation

…and lubricant containing a local anaesthetic (lidocaine gel) in a pre filled syringe. Catheter size is given in Charrière (Ch), where the figure corresponds to…

ArticleCardiology
Myocardial Perfusion Imaging With SPECT and PET

…individuals with suspected chronic coronary syndrome and a moderate or high pre test likelihood of obstructive coronary artery disease, defined in the cited guidance as…

ArticleECG
Quiz: ECG in athletes

…or abnormal and the heart rate is less than 50 beats/min? A: Proceed directly to an exercise ECG test without repeating the resting ECG…

ArticleECG
The electrical axis of the heart (ECG axis)

…Chronic cor pulmonale (COPD, pulmonary hypertension, pulmonary valve stenosis). Lateral ventricular infarction. Pre excitation. Switched arm electrodes (negative P and QRS T in lead I…

ArticleCPR
Cardiac arrest due to hypoxia and asphyxia

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

ArticleCardiology
Management of bradycardia (bradyarrhythmia)

…from chronic fatigue and exercise intolerance to sudden cardiac arrest. The most common acute symptoms are dizziness (pre syncope), hypotension (chock), syncope, chest pain, heart…

ArticleECG
The PR Interval & PR segment

…indicates pre excitation (presence of an accessory pathway). This is associated with a delta wave. For further details on the PR interval and the PR…