星形细胞瘤_基础医学_医药卫生_专业资料课件

Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,*,Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,Lecturer,:,Guo Xiang,Classification and Diagnosis of astrocytoma,(,星形细胞瘤,),Lecturer:Guo XiangClassifica,Morbidity of,Astrocytoma,Astrocytic tumor,78%,Glioma,Primary brain tumor,40%,5-10,100000,Morbidity,Morbidity of AstrocytomaAstroc,Type of Astrocytoma,WHO classification,级,毛细胞型星形细胞瘤、室管膜下巨细胞星形细胞瘤,级,弥漫型星形细胞瘤,级,间变型星形细胞瘤,级,胶质母细胞瘤,Pilocytic astrocytoma AND,Subependymal giant cell astrocytomas,Diffuse astrocytoma,Anaplastic astrocytoma,Glioblastoma,Type of AstrocytomaWHO classif,Subependymal giant cell astrocytomas-Grade,Reddish-yellow pimples,chromosomal disorder,染色体疾病,epiloia,（结节性硬化）,8Y18Y,(male-to-female ratio=3:1),subependymal nodules,contrast-enhance,hydrocephalus,脑积水,favorable clinical outcome,红黄色丘疹,Subependymal giant cell astroc,T1,T2,T1-enhance,CT non-contrast,M 16y,T1T2T1-enhanceCT non-contrast,Pilocytic astrocytoma-Grade,Children,Cerebellum hemispheres or vermis,Solid and cystic part,Normal tissuesolid nodulecystic massCSF in density on NCCT,MRI:a high-signal-intensity cyst surrounding a iso-intensity mural nodule on T2,Contrast enhancement with both CT and MRI,vermis,Pilocytic astrocytoma-Grade,F 62Y,T1,T2,T1-enhance,F 62Y T1T2T1-enhance,Pathology,Pathology,弥漫型星形细胞瘤属于交界性肿瘤，容易复发，且恶性度有不断增加的趋势，最终发展为胶质母细胞瘤。,Grade-,Diffuse astrocytoma,Grade-,Anaplastic astrocytoma,Grade-,Glioblastoma,Diffuse astrocytoma-Grade,borderline tumor,surgery,malignancy will be higher,recur,Characteristic,弥漫型星形细胞瘤属于交界性肿瘤，容易复发，且恶性度有不断增加,Imaging Characteristic,Brainstem or supratentorial white matter,poorly defined border,Low-density on CT slightlyCSF,No significant enhancement,Imaging Characteristic Brainst,No or slightly enhancement,Cystic change,T1WI hypointensity signal T2WI hyperintensity signal,F 54Y,No or slightly enhancementCyst,Surgical field and Specimen,The tumor showed diffusely infiltrated growing.NO hemorrhage and necrosis.,Surgical field and Specimen T,Anaplastic astrocytoma-Grade,the tumor enhanced distinctly,Anaplastic astrocytoma-Gradet,T1-enhance,FLAIR,T1,T2,T1,Glioblastoma-Grade-,Adulthood Mixed density or signal lesion,Hemorrhage and necrosis Contrast-enhance,T1-enhanceFLAIRT1T2T1Glioblast,星形细胞瘤_基础医学_医药卫生_专业资料课件,Because the treatment of astrocytoma is mainly based on pathological type,so it will be very helpful to make an accurate diagnosis to the level of cells.,Because the treatment of astro,Thank You!,Thank You for Your Attention,Thank You!Thank You for Your,