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患者男,54岁。间歇性头痛、头晕8年;左上臂、腰骶部疼痛2年,因剧烈头痛伴呕吐5 d 入院就诊。体检:双下肢肌张力减低、肌力Ⅳ级,腱反射减低。影像检查:X 线检查:左肱骨中段骨质密度减低,骨小梁破坏。CT 检查:右额叶见一6 cm×5 cm×6 cm 的占位性病灶,周围水肿明显。MR 检查:右额叶见一较大占位病灶,且波及右眼眶,其 T_1WI 呈等信号,T_2WI 呈稍高信号,界线清楚,密度均匀,宽基底与硬脑膜相连,后方脑组织受压,水肿较明显(图1)。右额局部软组织增厚,并可见呈条形等 T_1、等 T_2信号,增强扫描呈明显强化。同时于蝶窦、左颞部见
Male patient, 54 years old. Intermittent headache, dizziness for 8 years; left upper arm, lumbosacral pain for 2 years, due to severe headache with vomiting 5 d admission. Physical examination: Lower extremity muscle tone reduced, muscle strength Ⅳ, reduce tendon reflexes. Image examination: X-ray examination: the middle of the left humerus bone density decreased trabecular bone destruction. CT examination: Right frontal lobe see a 6 cm × 5 cm × 6 cm mass lesions, obvious edema around. MR examination: Right frontal lobe see a larger space-occupying lesions, and spread to the right orbit, the T_1WI was equal signal, T_2WI showed a slightly higher signal, clear line, uniform density, wide base and the dura connected to the rear of the brain tissue compression, Edema more obvious (Figure 1). Right forehead, local soft tissue thickening, and showed a strip T_1, such as T_2 signal enhancement scan was significantly enhanced. At the same time in the sphenoid sinus, left temporal see