第四脑室(国外英文资料).docVIP

第四脑室 Fourth ventricular tumor perioperative care Flow rate: 1. Intracranial pressure increase The pathogenesis of the fourth ventricle is generally shorter, with intracranial pressure increasing in the early stage, which is caused by the obstruction of the cerebrospinal fluid to the obstruction of the tumor For almost all patients starting symptoms of increased intracranial pressure caused by headache, accompanied by nausea and vomiting, some patients appear giddy, at the same time more headaches than after occipital Caused by the fourth ventricle tumor of headache, vomiting and dizziness is more volatility, characterized by intermittent attacks, can change the header and the posture and induced, and the patient often keep a special position, known as the compulsive head, patient head buckling can be forward or backward, and can also be kindled against buckling on both sides to reduce A few patients often due to changes in the head and body position to make the end of the fourth ventricle the nerve is stimulated nuclear, generate the corresponding clinical symptoms, such as dizziness, headache, vomiting, diplopia, nystagmus and change of vital signs, and even coma Two. Chronic occipital foramen hernia Because the tumor oppression and the growing, make its in brain tissue of extrusion is aggravating, long-term increased intracranial pressure, caused to the foramen magnum cerebellar tonsillar hernia, the corresponding clinical symptoms, most of the foramen magnum hernia Three. Cerebellar symptom When oppression or infringement of the cerebellar peduncle or backward tumors and cerebellum, cerebellum symptoms, due to the coordination between the cerebellum department muscle function, ataxia patients appeared, characterized by walked unsteadily, gait instability, often to the side and rear dump, the patient to reduce muscle tension, abnormal body posture, tremor of side body appears irregular and rough, namely intention tremor, cerebellar damage in addition to the above