The method to diagnosis misplaced intra uterine device is: (A) Ultrasound, (B) X-Ray abdomen (Erect view), (C) Uterine sound & Hysteroscopy, (D) All of the above
Answer is D. D i.e. All of above Investigation of choice in displaced IUD is Ultrasound, but we can also diagnose this by X-Ray abdomen (metal in IUD produces radioopaque shadow) & Hysteroscopy (Endoscopic visualization of uterus).