Breast cancer is one of the leading causes of death among females all over the world.Mammography is the most approved, reliable method for breastscreening, but in some cases it is not recommended especially in dense breast, so other imaging modalities are needed like Ultrasound, MRI and Scintimammography.Ultrasound and MRI have some limitations also.Scintimammography is useful as a complementary method in breast Imaging, especially in dense breast.