Imaging the dense breast.

Area of Science:

• Radiology
• Oncology
• Medical Imaging

Background:

• Mammography sensitivity is limited in dense breasts, impacting breast cancer screening and staging.
• Increased breast density can obscure tumors, leading to missed diagnoses.

Purpose of the Study:

• To evaluate the effectiveness of different imaging modalities in detecting breast cancer in dense breasts.
• To compare the sensitivity of various imaging techniques for improved cancer detection.

Main Methods:

• Review of imaging techniques including mammography, digital breast tomosynthesis, ultrasound, magnetic resonance imaging (MRI), and contrast-enhanced mammography.
• Assessment of imaging performance based on tumor enhancement and morphology.

Main Results:

• Mammography sensitivity decreases with increasing breast density.
• MRI and contrast-enhanced mammography demonstrate higher sensitivity than digital breast tomosynthesis and ultrasound.
• Supplementary imaging can improve cancer detection but may increase false positives.

Conclusions:

• Advanced imaging techniques like MRI and contrast-enhanced mammography are more sensitive for detecting breast cancer in dense breasts.
• Choosing appropriate imaging modalities is crucial for accurate breast cancer screening and staging in women with dense breasts.