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Hypertension is usually treated to achieve a blood pressure of below 140/90 mmHg to 160/100 mmHg. According to one 2003 review, reduction of the blood pressure by 5 mmHg can decrease the risk of stroke by 34% and of ischaemic heart disease by 21% and reduce the likelihood of dementia , heart failure , and mortality from cardiovascular disease .
A hypertensive emergency is not based solely on an absolute level of blood pressure, but also on a patient's baseline blood pressure before the hypertensive crisis occurs. Individuals with a history of chronic hypertension may not tolerate a "normal" blood pressure, and can therefore present symptomatically with hypotension , including fatigue ...
Essential hypertension (also called primary hypertension, or idiopathic hypertension) is a form of hypertension without an identifiable physiologic cause. [1] [2] It is the most common type affecting 85% of those with high blood pressure. [3] [4] The remaining 15% is accounted for by various causes of secondary hypertension. [3]
The Emergency Medicine Journal is a monthly peer-reviewed medical journal that is published by the BMJ Group on behalf of the Royal College of Emergency Medicine of which it is an official journal [1] It is also an official journal of the British Association for Immediate Care and the Faculty of Pre-Hospital Care of the Royal College of Surgeons of Edinburgh.
BMJ Best Practice is an online decision-support tool made for clinical decision making support. It was created in 2009 by BMJ. [1] Development
Hypertensive crisis; Other names: Malignant hypertension, accelerated hypertension: A systolic hypertensive crisis as measured on a home automated arm blood pressure monitor, showing an extremely elevated systolic blood pressure of 227, a mildly elevated diastolic blood pressure of 93 and a very fast tachycardic heart rate of 162 beats per minute.
In hypertensive urgency, there is no evidence of end organ damage resulting from the elevated blood pressure. In these cases, oral medications are used to lower the BP gradually over 24 to 48 hours. [29] In hypertensive emergency, there is evidence of direct damage to one or more organs.
As of 2018, the best available evidence favors low-dose thiazide diuretics as the first-line treatment of choice for high blood pressure when drugs are necessary. [5] Although clinical evidence shows calcium channel blockers and thiazide-type diuretics are preferred first-line treatments for most people (from both efficacy and cost points of ...