I had a emergency c section on on 6th nov 2023 and that time i had iud 380 A a after delivery to avoid furure pregnancy since i had irregular periods tull now it start with very light spotting for 2-3 daya and than heavy flow for 2-3days and than suddenly it stops and after 2-3day spotting for 2days I also have severe back and pain constant pain in abdomen and once i ahd infection in iud got to know in ultrasound Everything is normal like prolactin and thyroid Wht could be done next ?wht could be the cause Please help me doctors