What is 3D Mammography? How Tomosynthesis is Changing Breast Cancer Detection

Breast cancer is the most common cancer in Indian women. Early detection is the single most important factor in improving outcomes — and the quality of your mammogram matters enormously. 3D mammography, also called digital breast tomosynthesis, represents a significant advance over traditional 2D mammography.

What is Standard 2D Mammography?

Standard mammography takes two flat X-ray images of each breast from different angles — typically from above and from the side. While effective, 2D mammography has a significant limitation: overlapping breast tissue. When dense breast tissue overlaps on a flat 2D image, it can either hide a real cancer (false negative) or create a suspicious-looking area that turns out to be normal tissue (false positive — leading to unnecessary callbacks, biopsies and anxiety).

What is 3D Mammography (Tomosynthesis)?

Digital breast tomosynthesis acquires multiple low-dose X-ray images from different angles as the X-ray tube sweeps in an arc around the breast. A computer then reconstructs these images into a series of thin "slices" — typically 1mm thick — allowing the radiologist to scroll through the breast tissue layer by layer, like a book.

This layer-by-layer view eliminates much of the confusion caused by overlapping tissue, making it significantly easier to spot real cancers and distinguish them from normal tissue.

What are the Benefits of 3D Mammography?

  • Detects significantly more cancers — particularly small, early-stage cancers
  • Better performance in dense breast tissue — where standard 2D mammography is least effective
  • Fewer false positives — fewer unnecessary callbacks and biopsies
  • Better for invasive cancers — particularly improves detection of invasive ductal carcinoma
  • Same or only slightly higher radiation dose — the Fujifilm Amulet Innovality keeps doses within safe limits

Who Should Get a 3D Mammogram?

  • Women aged 40 and above — annual screening
  • Women with dense breast tissue (categories C or D on BI-RADS) — 3D mammography is especially important
  • Women with a family history of breast cancer
  • Women with BRCA1/BRCA2 genetic mutations
  • Women with a breast lump, nipple discharge, or skin changes
  • Any woman wanting the most thorough breast cancer screening available

3D Mammography at AV Scan Diagnostics, Dadar West Mumbai

AV Scan Diagnostics is equipped with the Fujifilm Amulet Innovality — one of the most advanced 3D mammography systems available. All mammography reports are personally reviewed by Dr. Vaishnavi Bansal — MD (Radiology), FIFM, FMF (UK) certified breast imaging specialist — using BI-RADS standardised reporting.

To book your 3D mammography at AV Scan Diagnostics in Dadar West, call or WhatsApp us at +91 98200 51511.