[Interpretation of myeloid neoplasms in the 5th WHO classification of haematolymphoid tumors].

The 5th edition of the WHO classification of haematolymphoid tumors β version had been released online, in which the section of myeloid neoplasms had undergone significant changes in the classification framework,standards of diagnosis and classification criteria. The principle of comprehensive diagnosis based on clinicopathologic multi-parameter was maintained, especially strengthening the priority importance of biological features in diagnosis and classification, and highlighting the biological characteristics of the disease and thus providing the basis for targeted treatment and prognostic evaluation. This article introduces the main updates and changes in the myeloid neoplasms of the 5th edition of the WHO haematolymphoid tumor classification, in order to better understand and guide clinical diagnosis and therapeutic treatment in the future.第5版WHO造血与淋巴组织肿瘤分类全文网络β版已发布，其中髓系肿瘤部分在分类框架、疾病诊断及分型标准等方面均有较大变化，主要特点是在保持临床与病理多参数综合诊断的原则基础之上，尤其强化了生物学特征在诊断分型时的优先重要性，以突出疾病的生物学特性，并提供靶向治疗和预后评估依据。本文对第5版WHO造血与淋巴组织肿瘤分类髓系肿瘤部分的主要更新与变化进行介绍，以便更好地理解并指导临床诊疗工作。.