What increases my gf's risk for an ectopic pregnancy?

Scarring in tube. Anything that causes scarring to develop in the fallopian tube, like a previous infection, or previous surgery, can increase the risk that a fertilized egg gets "stuck" in the tube and becomes an ectopic pregnancy.

Related Questions

Will IVF help woman to avoid ectopic pregnancy or does it increase chance? If her chances do increase, HOW does IVF increase her risk?

Improves chances. IVF does decrease the risk of ectopic pregnancy but it does not eliminate it. Ectopic pregnancies can still occur from IVF. Close monitoring is needed especially if you have a history of previous ectopics. Read more...