辅助性T细胞亚群平衡是维持机体正常的免疫状态的重要因素,其失衡参与许多疾病,特别是免疫相关性疾病的发生、发展。过敏性紫癜是儿童时期常见病和多发病,是儿童继发性肾炎的最常见的原因,与患儿自身免疫状态紊乱密切相关。 The balance of helper T cell subsets is an important factor in maintaining the normal immune status of the body. The imbalance of helper T cells is involved in many diseases, especially the occurrence and development of immune-related diseases. Henoch-Schonlein purpura is a common childhood disease and frequently-occurring disease, is the most common cause of secondary nephritis in children, and children with autoimmune disorders are closely related.