A medical department (obstetrics and gynecology) that deals with pregnancy, childbirth (obstetrics) and diseases of the female reproductive system (gynecology).
妊娠したので産婦人科で定期健診を受けている。
Since I became pregnant, I have been having regular check-ups at the obstetrics and gynecology department.
産婦人科の予約は混んでいるから早めに電話したほうがいい。
The gynecology department is busy, so it's better to call and make an appointment early.
生理痛がひどいので産婦人科を受診した。
Because my menstrual pain was severe, I went to the gynecology department.