What is BSGI? What is MBI?

Breast-Specific Gamma Imaging (BSGI) is a molecular breast imaging (MBI) technique that is advancing the early detection of breast cancer, especially in difficult-to-diagnose patients. As an adjunct to mammography, BSGI utilizes the Dilon 6800® Gamma Camera to help physicians see the breast more clearly and differentiate benign from malignant tissue.

What is MBI? What is BSGI?


The Procedure

With BSGI, the patient receives a pharmaceutical tracing agent that is absorbed by all the cells in the body. Due to their increased rate of metabolic activity, cancerous cells in the breast absorb a greater amount of the tracing agent than normal, healthy cells. Therefore, malignant cells generally appear as “dark spots” on the BSGI image.

BSGI has very high sensitivity for identifying earlier stage cancers and clinically observed as small as 1 mm; and with a Negative Predictive Value (NPV) comparable to MRI.

The Dilon 6800® Gamma Camera is a high-resolution, small field-of-view gamma camera, optimized to perform BSGI. BSGI with the Dilon 6800 system can help you:
  • identify lesions independent of tissue density
  • duplicate standard mammographic views
  • discover early stage cancers

Dilon 6800 Gamma Camera


BSGI aids in the effective management of suspicious and difficult-to-interpret breast cases.


BSGI with the Dilon 6800:

  • significantly aids in the differentiation of benign and malignant tissue
  • results in lower false positive rates with fewer patient restrictions than MRI
  • is sensitive to small non-palpable lesions
  • provides very high sensitivity for detecting DCIS and lobular carcinomas
  • helps evaluate the need and localize areas of interest for biopsy
  • aids in determining the extent of disease

With a wide range of imaging tools and services, Dilon offers innovative technologies for accurate cancer diagnosis. Dilon Integrated Diagnostic Solutions allow you to See What Matters.
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Dilon 6800 Gamma Camera
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