57 träffar

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…

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…

ArticleKunskapsbas
🟠 Drug-Induced Cardiotoxicity

…no no INFED IRON DEXTRAN IRON DEXTRAN Mixed ar less patients with pre existing cardiovascular disease/cardiac arrest Solu Cortef HYDROCORTISONE SODIUM SUCCINATE HYDROCORTISONE SODIUM…

ArticleCardiology
Cardiovascular Prevention in the Very Elderly

…syndromes, or heart failure have preexisting hypertension. The relationship between blood pressure and outcome in older adults is not linear at very low pressures. Excessive…

ArticleProcedurer
Exercise stress test on cycle ergometer

…blood pressure measurement. Resuscitation trolley with defibrillator, oxygen, suction and emergency drugs in the room. Staff with current CPR competence; a physician available. Patient preparation…

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

…the venous capacitance vessels. Hence, Clevidipine reduces blood pressure without affecting cardiac filling pressures. • Clevidipine is more effective than nitroglycerin, nitroprusside, and nicardipine in hypertensive…

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

…tissue) and its impact on cardiac function. Clinically, patients may present with: Absent breath sounds on the affected side Crepitus Subcutaneous emphysema Hypotension Hypoxia Mediastinal…

ArticleCPR
Causes of sudden cardiac arrest

…Cardiac arrests caused by cardiovascular conditions and events are highly stochastic events. This is due to the fact that the vast majority of these arrests…

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

…3 hypertension ≥ 180 and/or ≥ 110 Isolated systolic hypertension ≥ 140 and < 90 Thresholds for different measurement methods Measurement technique Faulty measurement technique is 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…

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…

ArticleCPR
Cardiac arrest due to hypoxia and asphyxia

…DW, Wickman LL, Swart GL. The hemodynamic and arterial blood gas response to asphyxiation: a canine model of pulseless electrical activity. Resuscitation 1995;30:16975…

ArticleCardiology
Management of bradycardia (bradyarrhythmia)

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

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…