Summary of case history,　patient Wu, a 31-year-old female, sought medical attention in March 2019 due to "not having been pregnant for more than 1 year without contraception". In 2012, she was diagnosed with polycystic ovary syndrome and had multiple attempts to induce ovulation without pregnancy. The husband's sexual function test is normal, and he has had normal sexual activity. He has not had contraception or pregnancy for over a year, so he came to see a doctor. Symptoms and signs: The patient has no obvious discomfort, no aversion to cold or fever, normal diet, good sleep, slight anxiety due to infertility, and normal bowel movements. Regular menstruation, low volume, and no dysmenorrhea. The tongue is plump, with teeth marks, white and greasy fur, and smooth veins.,TCM diagnosis,　infertility syndrome (kidney deficiency with dampness).,Western medicine diagnosis,　polycystic ovary syndrome; infertility.,Therapeutic methods,　traditional Chinese medicine treatment is based on tonifying the kidney and dispelling dampness, and is treated with Erchen decoction, Wang's polycystic formula, and Wang's meridian regulating formula.,Clinical outcomes,　the patient naturally became pregnant and gave birth smoothly.