Patient's question:
Here is the translation of the provided text into English, with the specified requirements followed:。（）。（）
。（Don't understand, see）The doctor recommended tubal iodine oil contrast or fluid infusion. (No history of infertility in the family.)
Doctor's answer:
Couples with normal sexual life and no contraceptive measures for a year without pregnancy are considered to have infertility. There are many factors that can cause female infertility, such as: fallopian tube disease, pelvic adhesions, gynecological inflammation, endocrine abnormalities, antibody abnormalities, abnormal ovarian function, menstrual disorders, etc. Any one of these factors can lead to infertility. Of course, there are also factors related to men. It is recommended to check and treat as soon as possible.