lymphocytosis

例句：

1. 1. The patient's blood tests showed a significant increase in lymphocytes.
   患者的血液测试显示淋巴细胞显著增加。
2. 2.This condition is often associated with infections and can be treated with antibiotics.
   这种状况常与感染有关，可以通过抗生素治疗。
3. 3.Lymphocyte counts are commonly used to monitor the immune system response during vaccinations.
   淋巴细胞计数常用于监测疫苗接种期间的免疫系统反应。