59.7 MB (5.3 MB compressed)
5600 x 3729 pixels
47.5 x 31.5 cm ⏐ 18.7 x 12.4 in (300dpi)
MICHAEL J. KLEIN, M.D. / SCIENCE PHOTO LIBRARY MICHAEL J. KLEIN, M.D. / SCIENCE PHOTO LIBRARY
The concentric structures are breast calcifications in small breast ducts. These calcifications are large enough to see on a mammogram and were suspicious for early cancer, however, these are benign.
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