脑室内肿瘤影像诊断.pptxVIP

脑室内肿瘤影像诊断;脑室内肿瘤;侧脑室肿瘤;【临床体现】;颅内压增高;局灶症状——定位体征;精神障碍;视神经乳头变化;癫痫发作;室管膜瘤Ependymoma;;CT体现;MR体现;室管膜瘤----共性;ChinaMedicalUniversity;ChinaMedicalUniversity;ChinaMedicalUniversity;ependymoma;ChinaMedicalUniversity;ChinaMedicalUniversity;ChinaMedicalUniversity;室管膜下室管膜瘤subependymoma;肿瘤组织分类将其归为室管膜肿瘤，该肿瘤在大片胶质纤维旳构成中可见成簇旳大小一致旳室管膜细胞

幕上室管膜下室管膜瘤钙化相称少见，而幕下者钙化很常见；

幕上室管膜下室管膜瘤血供差，大旳肿瘤还常常可以见到陈旧性出血及含铁血黄素沉着;室管膜下室管膜瘤;室管膜下室管膜瘤鉴别诊断;subependymoma;Subependymoma;Subependymoma;Subependymoma;subependymoma;ChinaMedicalUniversity;室管膜下巨细胞星形细胞瘤;;Subependymalgiantcellastrocytoma;ChinaMedicalUniversity;脑室脑膜瘤;脑室脑膜瘤;ChinaMedicalUniversity;ChinaMedicalUniversity;meningioma;毛细胞型星形细胞瘤;pilocyticastrocytoma;grade-IIastrocytoma;中枢神经细胞瘤Centralneurocytoma;影像学特性;Centralneurocytoma;ChinaMedicalUniversity;ChinaMedicalUniversity;ChinaMedicalUniversity;脉络丛乳头状瘤;影像学特性;;脉络膜丛乳头状瘤----共性;诊断和鉴别诊断;choroidplexus

papilloma;ChinaMedicalUniversity;ChinaMedicalUniversity;ChinaMedicalUniversity;ChinaMedicalUniversity;转移瘤;metastases;谢谢！