Imaging for early stage breast cancer
Histological Grade
Scarff-Bloom-Richardson Score modified by Elston & Ellis
Tubule formation Majority of tumour Moderate degree
(>75%) - 1 point (10-75%) - 2 points (<10%) - 3 points
Little or none
Nuclear pleomorphism* Small, regular uniform cells - 1 point Moderate increase in size and variability - 2 points Marked variation - 3 points * Reference point - normal epithelial cells Mitotic counts - 1 - 3 points Dependent on microscope field area
Elston&Ellis Histopathology 1991
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