For symptoms, Individuals with non-Hodgkin lymphoma usually develop painless lymphadenopathy.

症状上，非霍奇金淋巴瘤患者通常有无痛性淋巴结肿大。

In addition, most people diagnosed with non-Hodgkin lymphoma are in their 60s.

此外，大多数被诊断患有非霍奇金淋巴瘤的人都是60多岁。

Non-Hodgkin lymphoma strikes about 19 out of 100,000 people in the U.S. each year.

在美国，每年每10万人中约有19人患非霍奇金淋巴瘤。

All right, as a quick recap, non-Hodgkin refers to the absence of " Reed-sternberg cells" which are characteristic of hodgkin lymphoma.

得！快速回顾一下：非霍奇金是指没有R-S细胞出现，而出现R-S细胞是霍奇金淋巴瘤的特点。

So, non-Hodgkin lymphoma is a tumor derived from lymphocytes - specifically B-cells and T-cells, which mainly live in the lymph nodes and move through the blood and lymphatic system.

非霍奇金淋巴瘤是一种源于淋巴细胞的肿瘤，特别是B细胞和T细胞，他们主要存在于淋巴结中，并且通过血液和淋巴系统来流动。

Treatment options for non-Hodgkin lymphoma mainly consists of chemotherapy and radiation therapy, and depend on things like the lymphoma subtype, whether it's indolent, aggressive, or highly aggressive, and how far it has spread.

非霍奇金淋巴瘤的治疗方案，主要包括化疗和放疗，取决于诸如淋巴瘤亚型，是否是惰性的、侵袭性或高度侵袭性，以及扩散程度等因素。