凡血压急速或/和重度升高时,引起一系列紧急的临床征象,通常称之为高血压急症或高血压危象。本文概述各类高血压急症的认别、治疗和降压要求。一、高血压脑病血压突然升高或原有高血压急性加剧,引起脑血管广泛而持久痉挛和通透性增加,导致脑水肿、颅内压增高,有时伴脑点状出血和微梗塞。临床表现 Where there is a rapid and / or severe increase in blood pressure, a series of emergent clinical signs are caused, often referred to as hypertensive emergency or hypertensive crises. This article outlines the identification, treatment and antihypertensive requirements of various types of hypertensive emergencies. First, hypertensive encephalopathy A sudden increase in blood pressure or acute exacerbation of existing hypertension, causing extensive and persistent cerebral vasospasm and increased permeability, leading to cerebral edema, increased intracranial pressure, sometimes accompanied by punctate bleeding and micro-infarction. Clinical manifestations