Appendectomy generally has no effect on the body, but if the appendix is removed in early childhood, it may have some effect on immunity. After removing the appendix, patients generally will not have adverse effects on the body, because the appendix belongs to the human body’s immune organs, with immune function, the human body has multiple immune organs, and in people’s adult life, the appendix’s immune function will gradually decline as well as disappeared, so cutting off the appendix will not cause adverse effects. However, the immune function of the appendix is mainly manifested in early childhood, if the appendix is removed in young children, it may lead to a decline in the immunity of the child. Adults have no adverse effects of appendectomy, if the patient has appendicitis and other symptoms, should go to the hospital in a timely manner, under the guidance of the doctor to take surgical treatment, to avoid aggravation of the condition.