英语语法分析

Conclusion True histiocytic lymphoma is a rare subset of NHL.

结论真性组织细胞型淋巴瘤罕见。

Histiocytic disorders refer to diseases that are caused by abnormal behavior of these cells.

组织细胞疾病指这些细胞的非正常行为所引起的疾病。

Objective: To discuss the diagnosis and treatment of histiocytic necrotizing lymphadenitis (HNL).

目的：探讨组织细胞坏死性淋巴结炎(HNL)的诊断和治疗。