【摘要】 判断小细胞肿瘤的组织类型是病理活检诊断中的一个难点，电镜观察有助于诊断。本文是根据作者本身的工作，结合文献资料，对２０多种小细胞肿瘤的超微结构作了介绍，也提到肿瘤细胞的细胞器及包含物的特点在电镜诊断上的意义。更多还原

【Abstract】 To evaluate the histological types of small cell tumor in pathologic biopsy in a difficult point in diagnosis.observation with electron microscopy may be helpful in diagnosis.The paper according to authors works and associated with reference introduce the ultrastractural characteristics of more than 20 kinds of small cell tumor.The significance of organelles and inclusion bodies in tumor cells in diagnosis with electron microscopy was also refered.更多还原