Hello, thanks for posting the question.
You have not mentioned in detail.
Here one thing is clear that pain is on the left side lower part near the back, somewhat seems to swollen and brown streaks in discharge.
is an inflammatory of fallopian tube
( left) in which there are ,
Pain coming & going in periods.
( left )
Lower back pain.
fever ,nausea,vomiting etc.
If you suspect these symptoms relates to your problem than get in hysterosalpingography
and that reveals all thing clear.