Results 116 cases of follow up showed 55 intrauterine pregnancies (IUPS) and 6 ectopic pregnancies. IUP rate was 47.4%. 28 of 116 cases were performed by HSG again, 25 of 28 cases were improved, effective rate was 89.3%.

• 结果 随访 116例 ；有 5 5例宫内妊娠和 6例宫外孕 ；宫内妊娠率为 47.；4%25；116例中有 2 8例再次做HSG；2 5例有好转；有效率为 89