Hypertensive leukoencephalopathy

Hypertensive leukoencephalopathy
Synonyms	Posterior reversible encephalopathy syndrome (PRES)
Pronounce	N/A
Specialty	N/A
Symptoms	Headache, seizures, altered mental status, visual disturbances
Complications	Cerebral edema, intracerebral hemorrhage
Onset	Sudden
Duration	Reversible with treatment
Types	N/A
Causes	Severe hypertension, eclampsia, renal failure, immunosuppressive therapy
Risks	Hypertension, autoimmune disorders, kidney disease
Diagnosis	MRI, CT scan
Differential diagnosis	Stroke, encephalitis, meningitis
Prevention	N/A
Treatment	Blood pressure management, anticonvulsants, supportive care
Medication	N/A
Prognosis	Generally good with treatment
Frequency	Rare
Deaths	N/A

Hypertensive leukoencephalopathy is a medical condition characterized by a sudden increase in blood pressure that results in damage to the white matter of the brain. This condition is often associated with severe hypertension, and can lead to a variety of neurological symptoms.

Symptoms

The symptoms of hypertensive leukoencephalopathy can vary widely, but often include headache, nausea, vomiting, seizures, and changes in mental status such as confusion or lethargy. In severe cases, it can lead to coma or death.

Causes

Hypertensive leukoencephalopathy is typically caused by a sudden increase in blood pressure, often in the context of severe hypertension. This can result in damage to the blood vessels in the brain, leading to leakage of fluid and blood products into the surrounding brain tissue. This in turn can cause damage to the white matter of the brain, leading to the symptoms of the condition.

Diagnosis

The diagnosis of hypertensive leukoencephalopathy is typically made based on the clinical symptoms, as well as imaging studies such as MRI or CT scan of the brain. These can show characteristic changes in the white matter of the brain.

Treatment

The treatment of hypertensive leukoencephalopathy primarily involves controlling the blood pressure. This can be done with a variety of medications, depending on the specific circumstances. In some cases, hospitalization may be required for close monitoring and treatment.

Prognosis

The prognosis of hypertensive leukoencephalopathy can vary widely, depending on the severity of the condition and the response to treatment. With prompt and appropriate treatment, many people can recover fully. However, in severe cases, the condition can be life-threatening.

See also

• Hypertension
• Leukoencephalopathy
• Stroke

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