第二十一章 颅内和椎管内肿瘤 Intracranial and intraspinal tumors制作：哈医大一院神经外科 AbstractCraniocerebraltumorsincludeprimarycraniocerebraltumorsandsecondarycraniocerebraltumors.WiththepopularizationoftheCTscanandMRIimaging，theearlydiagnosisofthecraniocerebraltumorsincreaseyearafteryear.Theincidenceofthecraniocerebraltumorsaredifferentineverycountry，rangingfrom9/lakhto40/lakh.Generically，thesecondarycraniocrebraltumorarenotoperativeindication.Sotheprimarycraniocrebraltumors，suchasskulltumor、glioma、meningiomaetal，ar
