Ring pessary artifact
- Ring pessaries are used to treat uterine prolapse
Tampon artifact
- Not all artifacts are of increased density. Tampons contain air when newly placed and are therefore of relatively low density (blacker).
Intra-uterine contraceptive device
- IUCDs are seen incidentally on many abdominal X-rays.
- This patient has also had a previous cholecystectomy.
Sterilisation clips
- Sterilisation clips are often seen in the pelvis.