What type of imaging technique is mammography?

Mammography is indeed a specialized X-ray technique used for breast imaging, primarily for the screening and detection of breast cancer. This imaging modality employs low-dose X-rays to create detailed images of the internal structures of the breast tissue, allowing radiologists to identify any abnormalities, such as tumors or calcifications, that may indicate the presence of cancer.

The correct understanding of mammography highlights its role as a preventive measure in women's health, as it helps in early detection when the disease is more treatable. The procedure typically involves compressing the breast between two plates to obtain clear images, which is essential for accurate diagnosis.

Other options do not accurately reflect what mammography is. Ultrasound is a different imaging modality that may be used as a complementary technique for breast evaluation, but it is not what mammography specifically entails. MRI, while it can also be used in breast imaging, works based on magnetic fields rather than X-rays, and it is not categorized under standard mammography. Lastly, nuclear medicine involves imaging techniques that use radioactive substances, which are different from the straightforward X-ray approach of mammography. This distinction reinforces the importance of recognizing mammography as a unique and essential tool in breast cancer screening.