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小儿后颅窝肿瘤较成人多见，约占小儿颅内肿瘤的50％-60％，以恶性病变居多，早期诊断与手术治疗具有较大的难度。我科自1985年12月至lop年12月共收治，并经手术和病理证实的小儿后颅窝肿瘤匕例，占同期手术治疗的小儿颅内肿瘤的39.47％。现就其诊断和治疗特点以及提高诊治水平
Pediatric posterior fossa tumors more common than adults, accounting for about 50% -60% of children with intracranial tumors, mostly malignant lesions, early diagnosis and surgical treatment with greater difficulty. Our department from December 1985 to December lop of December were treated, and confirmed by surgery and pathology in children with posterior fossa tumor dagger cases, accounting for the same period surgical treatment of 39.47% of children with intracranial tumors. Now on its diagnosis and treatment characteristics and improve the diagnosis and treatment level