ⓘ Hypertensive encephalopathy
Hypertensive encephalopathy is general brain dysfunction due to significantly high blood pressure. Symptoms may include headache, vomiting, trouble with balance, and confusion. Onset is generally sudden. Complications can include seizures, posterior reversible encephalopathy syndrome, and bleeding in the back of the eye.
In hypertensive encephalopathy, as a rule, blood pressure over 200 / 130 mm of mercury. Sometimes this happens in BP as low as 160 / 100 mm Hg. This can occur with kidney failure, those who quickly stop the blood pressure pills., pheochromocytoma, and people on a monoamine oxidase inhibitor Mao who eats foods with tyramine. When this occurs during pregnancy known as eclampsia. Diagnosis should rule out other possible causes.
The condition is usually treated with medication to relatively quickly lower blood pressure. This can be done with Labetalol or Nitroprusside sodium is given by injection into a vein. In those who are pregnant, magnesium sulfate may be used. Other treatments may include anti-seizure medication.
Hypertensive encephalopathy is rare. Considered to often occur in those without access to medical care. The term was first used by Oppenheimer and Fishberg in 1928. It is classified as a type a hypertensive crisis.
- common presentations of hypertensive emergencies are cerebral infarction 24.5 pulmonary edema 22.5 hypertensive encephalopathy 16.3 and congestive
- greater than 180 systolic or 120 diastolic. This may include hypertensive encephalopathy caused by brain swelling and dysfunction, and characterized
- biotin, or organ failure. Hypertensive encephalopathy Arising from acutely increased blood pressure. Chronic traumatic encephalopathy Progressive degenerative
- Portal hypertensive gastropathy refers to changes in the mucosa of the stomach in patients with portal hypertension by far the most common cause of this
- Hepatic encephalopathy HE is an altered level of consciousness as a result of liver failure. Its onset may be gradual or sudden. Other symptoms may include
- severe clinical depression epilepsy, vascular illnesses e.g. hypertensive encephalopathy shock e.g. learning of a death or surviving a car crash
- Untreated, hypertensive encephalopathy may progress to stupor, coma, seizures, and death within hours. It is important to distinguish hypertensive encephalopathy
- Headache attributed to hypertensive crisis without hypertensive encephalopathy Headache attributed to hypertensive encephalopathy Headache attributed to
- 437.1 Other generalized ischemic cerebrovascular disease 437.2 Hypertensive encephalopathy 437.3 Cerebral aneurysm nonruptured 437.4 Cerebral arteritis