颅底中线部骨巨细胞瘤很少见,Bimgas1975年收集27例颅骨巨细胞瘤中仅有4例。现将我院1例报告如下。 患者 男,18岁。因头痛、呕吐2个月,右侧面部麻木、复视、鼻通气困难1个月,于1982年1月24日入院。检查:双侧嗅觉迟钝,右眼外展不全,右侧面部痛、温觉迟钝。腰椎穿刺CSF压力350mmH_2O,蛋白182mg％。颅骨平片呈蝶鞍、斜坡、双侧岩骨尖部骨质破坏,右侧卵圆孔、棘孔显示不清。右侧颈动脉造影正位见颈内动脉海绵窦段伸直外移,其内侧近中线处见病理血管团,大脑前动脉水平段向外上移位;侧位见脑膜垂体干扩张向肿瘤供血。CT检查:于颅底中线部见有高密度肿瘤影,向上达鞍上,向后至斜坡,向下经蝶窦突入鼻腔,向前累及筛窦。鼻镜 Giant craniocarcinoma in the midline of the giant cell tumor is rare, Bimgas 1975 collection 27 cases of cranial giant cell tumor in only 4 cases. I now report a hospital as follows. Patient male, 18 years old. Due to a headache, vomiting for 2 months, the right facial numbness, diplopia, nasal ventilation for 1 month, January 24, 1982 admission. Check: bilateral olfactory slowness, right eye abduction, right facial pain, temperature sensory slow. Lumbar puncture CSF pressure 350mmH2O, protein 182mg%. Skull plain film was sella, slopes, bilateral petrous bone bone destruction, the right foramen ovale, thorn hole shows unclear. The right carotid artery angiography see the internal carotid cavernous sinus straight extension, the medial midline at the pathological vascular mass, the anterior segment of the anterior cerebral artery lateral displacement; lateral view of the meningioma pituitary stem expansion to the tumor blood supply . CT examination: in the skull midline Department see high-density tumor shadow, up to the saddle, back to the slope, down the sphenoid sinus into the nasal cavity, forward involving the ethmoid sinus. Nose mirror