WSI24-422-Case-9

From MGH Learn Pathology
WSI24-422-Case-9
66 yo F with invasive ductal carcinoma (Slide 1 - OSH HER2 IHC, Slide 2 - MGH HER2 IHC)
HER2 IHC: 2+ (OSH: 3+ in 30%, 1+ to 2+ in remainder) / HER2 FISH: Not amplified (Ratio = 1.1, 2.4/2.1, Group 5)
February 6, 2026 2:00:00 PM







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