Abstract：
The 5th edition of the WHO Endocrine and Neuroendocrine Oncology Blue Book, released in 2022, contained some changes in the classification of neuroendocrine tumors. A brief summary of the main changes has been provided in this section. Mainly summarized as changes in naming, differentiation and classification of neuroendocrine tumors, and tumor grading systems related to anatomical locations, morphological characteristics of neuroendocrine tumors in different locations, auxiliary diagnostic and prognostic/therapeutic markers, differential diagnosis and diagnostic difficulties of neuroendocrine tumors.
2022年出版的第5版WHO内分泌与神经内分泌肿瘤蓝皮书，其中关于神经内分泌肿瘤分类有一定的改变，我们就该部分的主要改变做简要的总结和概括。主要归纳为命名改变，神经内分泌肿瘤分化、分级定义及解剖部位相关肿瘤分级系统，不同部位神经内分泌肿瘤形态特征，辅助诊断及预后/治疗标志物，神经内分泌肿瘤鉴别诊断及诊断难点。.
2022年出版的第5版WHO内分泌与神经内分泌肿瘤蓝皮书，其中关于神经内分泌肿瘤分类有一定的改变，我们就该部分的主要改变做简要的总结和概括。主要归纳为命名改变，神经内分泌肿瘤分化、分级定义及解剖部位相关肿瘤分级系统，不同部位神经内分泌肿瘤形态特征，辅助诊断及预后/治疗标志物，神经内分泌肿瘤鉴别诊断及诊断难点。.
摘要：
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