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脑溢血,是中老年人的常见病、多发病。其根本原因,是脑内微血管破裂出血。出血的原因,有的是因患高血压,继发动脉硬化,血管壁弹力纤维被破坏,脆性增加。情绪激动或剧烈咳嗽以及排便用力时均可使血压突然升高,致使病变的脑血管破裂而出血。而在出血的部位,血液能直接压迫脑组织,在其周围可发生脑水肿,重则继发脑转移、脑疝,甚至脑干出血。
Stroke, is a common disease in older people, frequently-occurring disease. The fundamental reason is that intracranial microvascular rupture hemorrhage. The cause of bleeding, some because of suffering from hypertension, secondary arteriosclerosis, vascular wall elastic fibers are destroyed, increased brittleness. Emotional or severe cough and defecation force can make blood pressure suddenly increased, resulting in lesions of the cerebrovascular rupture and bleeding. In the bleeding site, the blood can directly oppress the brain tissue around the brain edema can occur, but secondary to brain metastasis, hernia, and even brainstem hemorrhage.