颅内原发性肿瘤很多,临床常见颅内单发肿瘤;颅内多发肿瘤比较少见。颅内多发肿瘤有同源性和异源性两种。同源性多发肿瘤即一种质地的多个瘤体组织;异源性多发肿瘤指发生两种或两种以上质地的多个瘤体组织,异源性多发性颅内肿瘤实为少见。我科2008年10月收治1例颅内双源性原发性肿瘤患者,现报告如下。 Many intracranial primary tumors, common clinical intracranial single tumor; multiple intracranial tumors are rare. Multiple intracranial tumors have both homology and heterology. Homologous multiple tumor that is a texture of multiple tumor tissue; heterogenous multiple tumor refers to the occurrence of two or more texture of multiple tumor tissues, heterogeneous multiple intracranial tumors are rare. Our department in October 2008 admitted to a case of intracranial dual origin of primary tumor patients, are as follows.