Pericarditis can also be seen in autoimmune diseases, like rheumatoid arthritis, scleroderma, or systemic lupus erythematosus, because the immune system attacks its own tissues, including the pericardium.

心包也可继发于自身免疫病，如类风湿性关、皮病或系性红斑狼疮；此时免疫系攻击包括心包在内的自身组织。

A series of small clinical trials have suggested that the licensed technique to produce CD19-directed T-cells can also help treat people with systemic lupus erythematosus (SLE), an autoimmune disease that attacks a person's own organs.

系列小规模临床试验表明， 获得许可的生产 CD19 定向 T 细胞的技术也可以帮助治疗系性红斑狼疮 (SLE) 患者，这是种攻击体自身器官的自身免疫性疾病。