Hypertensive emergency

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Hypertensive emergency

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Cardio Playlist

Cardiovascular system anatomy and physiology
Lymphatic system anatomy and physiology
Normal heart sounds
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Blood pressure, blood flow, and resistance
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Laminar flow and Reynolds number
Compliance of blood vessels
Pressures in the cardiovascular system
Physiological changes during exercise
Cardiovascular changes during hemorrhage
Cardiovascular changes during postural change
Measuring cardiac output (Fick principle)
Cardiac and vascular function curves
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Stroke volume, ejection fraction, and cardiac output
Frank-Starling relationship
Pressure-volume loops
Changes in pressure-volume loops
Cardiac work
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Law of Laplace
Baroreceptors
Renin-angiotensin-aldosterone system
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Cardiac conduction system
Action potentials in pacemaker cells
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Excitability and refractory periods
Cardiac excitation-contraction coupling
Cardiac contractility
ECG basics
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ECG cardiac hypertrophy and enlargement
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Cerebral circulation
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Myocardial infarction
Angina pectoris
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Sepsis: Clinical sciences
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Sinusitis
Long QT syndrome and Torsade de pointes
Ventricular tachycardia
Brugada syndrome
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Hypotension
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Hypertensive emergency
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Class I antiarrhythmics: Sodium channel blockers
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cGMP mediated smooth muscle vasodilators
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Heart failure: Pathology review
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Cyanotic congenital heart defects: Pathology review
Cardiac and vascular tumors: Pathology review
Endocarditis: Pathology review
Vasculitis: Pathology review
Heart blocks: Pathology review
Cardiomyopathies: Pathology review
Dyslipidemias: Pathology review
Deep vein thrombosis and pulmonary embolism: Pathology review
Pericardial disease: Pathology review
Hypertension: Pathology review
Coronary artery disease: Pathology review
Acyanotic congenital heart defects: Pathology review
Peripheral artery disease: Pathology review
Coronary artery disease: Clinical
Heart failure: Clinical
Syncope: Clinical
Hypertension: Clinical
Pericardial disease: Clinical
Infective endocarditis: Clinical
Valvular heart disease: Clinical
Cardiomyopathies: Clinical
Hypercholesterolemia: Clinical
Aortic aneurysms and dissections: Clinical

Key Takeaways

Hypertensive emergency refers to a spike in blood pressure to dangerously high levels, specifically above 180/120 mm Hg, associated with signs of acute end-organ damage. Signs of end-organ damage may include severe headache, blurred vision, nosebleeds, vomiting, cardiac symptoms, hematuria, etc. This is an emergency because it can damage the heart, brain, and other vital organs. Hypertensive emergencies should be treated quickly and carefully to prevent complications including sudden death.