Larger fibroadenomas tend to have either a heterogeneous ... This classic suspicious ultrasound lesion demonstrated heterogeneous internal pattern with both hypoechoic and anechoic areas ...

They are often discovered during routine breast examination, imaging studies such as mammography or ultrasound, or through breast self-examination. While fibroadenomas are usually painless ...

Once the cells of the fibroadenoma die, the immune system’s white blood cells clear the dead tissue from the body. A doctor may use imaging techniques, such as an ultrasound or a CT scan ...