Intrauterine device

An intrauterine device (IUD), also known as intrauterine contraceptive device (IUCD or ICD) or coil, is a small, often T-shaped birth control device that is inserted into the uterus to prevent pregnancy. IUDs are one form of long-acting reversible birth control (LARC). [Source: Wikipedia ]

Contraceptive intrauterine device
Contraceptive IUD
Intrauterine contraceptive device
May Cause
Endometrial thickening
Hyperechoic focal uterine lesion
Prominence of central uterine echo
T2-hypointense endometrial uterine mass