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目的:探讨磁共振影像学原发性高血压“颅内血管压迫”病因诊断的可能性和特征。方法:采用稳定快速进动程序(FFE序列)磁共振断层成像血管显像术(MRTA)。分别对10例原发性高血压患者和10例正常人进行检查。结果:受检者MRTA影像均显现延髓及双侧Ⅸ、Ⅹ颅神经人脑干段和椎动脉,10例原发性高血压患者组中发现9例左侧延髓腹外侧及Ⅸ、Ⅹ颅神经人脑于段有血管压迫,而10例正常组中只发现1例有颅内血管压迫。结论:认为MRTA可作为原发性高血压“颅内血管压迫”病因诊断的一种检查方法。
Objective: To investigate the possibility and characteristics of the etiological diagnosis of intracranial vascular compression in patients with primary hypertension under magnetic resonance imaging. METHODS: Magnetic resonance tomography angiography (MRTA) was performed using a stable fast precession program (FFE sequence). 10 cases of essential hypertension and 10 cases of normal people were examined. Results: MRTA images of the medulla showed both medulla oblongata and bilateral Ⅸ and Ⅹ cranial nerve brainstem segments and vertebral arteries. In the group of 10 patients with essential hypertension, 9 cases of the left medulla oblongata and Ⅸ and Ⅹ cranial nerves were found In the segment of human brain there was vascular compression, and only one of 10 normal subjects had intracranial vascular compression. CONCLUSIONS: MRTA can be considered as a diagnostic method for the diagnosis of intracranial vascular compression in patients with essential hypertension.