BCG 免疫疗法有许多副作用,包括局部反应和全身反应。发生率和严重程度取决于剂量、给药途径、以往免疫治疗的次数和 BCG 株的特性。接种 BCG 预防结核病曾出现过的并发病和死亡也可见于癌患者,且发生率高和更为严重,因为 BCG比常规接种的剂量更大,次数更多,加以许多癌症患者的免疫反应性已受损。局部反应:BCG 的局部反应取决免疫方法,多点穿刺法留下多个微小脓肿可增强患者反应性,多次注射后患者更为敏感。对 PPD(结核菌素纯蛋白衍生物)阴 There are many side effects of BCG immunotherapy, including local reactions and systemic reactions. Incidence and severity depend on dose, route of administration, number of previous immunotherapy, and characteristics of the BCG strain. The complications and deaths that have occurred with BCG vaccination against tuberculosis can also be seen in cancer patients, and the incidence is high and more serious, because BCG has a higher dose and more times than conventional vaccination, and the immunoreactivity of many cancer patients has been Damaged. Local reactions: The local response of BCG depends on the immune method. Multiple micropunctures leaving multiple small abscesses can increase patient response. Patients are more sensitive after multiple injections. For PPD (Plasma tuberculin pure protein derivative) overcast