通过接种A+C流脑疫苗偶合胸腺淋巴体质死亡1例,了解病例,对胸腺淋巴体质及接种后可能出现的伤害进行分析。根据《预防接种规程》和《河北省预防接种异常反应条例》相关规定对病例定性。此患儿为胸腺淋巴体质,接种A+C流脑疫苗后猝死。胸腺淋巴体质儿童接种要慎重,防止出现猝死病例。 One case of thymus lymphatic metastasis by vaccination with A + C meningitis vaccine was introduced to understand the case and analyze the possible damage of thymus lymphoid constitution and inoculation. According to the “vaccination protocol” and “regulations on the prevention of vaccination in Hebei Province,” the relevant provisions of the case qualitative. This child is thymus lymphoid physique, vaccinated A + C meningitis vaccine after sudden death. Thymic lymphoid physique children should be cautious, to prevent sudden cases of death.