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资料报告孕妇与使用口服避孕药妇女存在细胞免疫抑制,某些常于产后复发的自体免疫性甲状腺疾病可在妊娠过程中暂时缓解,测定亦表明患者的血清抗甲状腺抗体滴度在妊娠时逐渐下降,产后复又升高,至产后3～4月可达最高值。据此,作者等分别调查了使用口服避孕药者(用药组)、从未用过口服避孕药者(对照组)和以前曾使用过口服避孕药者(停药组)的甲状腺疾病的发病率。三组妇女的观察总数分别为66,787、107,551与40,609
Data reported that pregnant women and women using oral contraceptives there is cellular immunosuppression, some often in postpartum relapsing autoimmune thyroid disease can be temporarily relieved during pregnancy, the test also showed that patients with serum anti-thyroid antibody titer declined gradually during pregnancy , Postpartum complex and increased to reach the highest postpartum 3 to 4 months. Accordingly, the authors investigated the incidence of thyroid disease in those who used oral contraceptives (medication group), who had never used oral contraceptives (control group), and those who had previously used oral contraceptives (withdrawal group) . The total number of women in the three groups was 66,787,107,551 and 40,609 respectively