No. While nothing is impossible, there is no clear connection between the two.
No. Lot's of other complications but not directly linked.
See details. Potential symptoms are not symptoms. You treat the underlying cause with appropriate antibiotics.
Condoms. While not 100% effective, condoms reduce the risk. The pelvic dam, a rarely used artificial barrier, is even more effective.
Treat at same time. Treat infections simultaneously. Use condoms. Have regular check ups with gyn.
If it is bad. It can cause a tubo-ovarian abcess where everrything is infected and then the tube and ovary have to come out, it does not affect the eggs per say, it can also just cause tubal adhesions or tubal blockage so the icvaries are fine but the tubes are ruined so u would need in vitro fertilization, if it is caught early it may not affect fertility at all teh key is early diagnosis and agressive txment.
Yes1. This one of the most unfortunate aspect of certain stds. Permanent scarring can occur.