Molecular Breast Imaging: A Scientific Review

Area of Science:

• Nuclear medicine
• Medical imaging technology

Background:

• Molecular breast imaging (MBI) has advanced significantly over 20 years.
• Technical progress enables acceptable radiation doses for screening.
• 99mTc-sestamibi is a commonly used, safe radiotracer in MBI.

Purpose of the Study:

• To review the current state of MBI technology and its clinical applications.
• To discuss MBI interpretation, radiation dose, and future prospects.
• To highlight MBI's role as a supplemental screening tool and in various breast cancer management scenarios.

Main Methods:

• Review of current MBI technology and advancements.
• Analysis of clinical applications including screening, staging, and treatment response assessment.
• Discussion of interpretation guidelines, radiation dose, and cost-effectiveness compared to MRI.

Main Results:

• MBI is effective as a supplemental screening tool for dense breasts.
• Biopsy capability is now available for MBI-detected lesions.
• MBI shows promise for risk stratification and offers a lower-cost alternative to MRI.

Conclusions:

• MBI is a versatile nuclear medicine technique with evolving capabilities.
• It provides significant benefits including effective screening, staging, and treatment monitoring.
• MBI presents a cost-effective and accessible option in breast cancer diagnostics.