Thank you for your question.
I'm sorry that your wife is suffering.
Sometimes back and leg pain can suggest a pelvic infection. It would be helpful for you to take her to see the Gynaecologist who treated her at the time of the miscarriage. She may need further investigation to determine the cause
Next Steps
see a Gynaecologist for examination
Health Tips
avoid delaying the visit because a diagnosis is important before correct medication can be given