Definition of hypertensive crisis

Hypertensive crisis generally refers to hypertensive emergency, refers to the sudden and significant increase in blood pressure leading to target organ damage performance.

For hypertensive patients, whether it is essential hypertension, or secondary hypertension, when stress, nerve reflex abnormalities, endocrine hormone levels and other incentives, resulting in a rapid increase in blood pressure in a short period of time, can cause end organ blood perfusion reduction and functional damage, and finally cause heart, brain, kidney and other important target organs appear ischemia, hypoxia phenomenon, that is, hypertensive emergency, can be manifested as intracranial hemorrhage, cerebral infarction, acute left heart failure, aortic dissection, etc.