ERBB2 and ductal breast carcinoma in situ: These data indicate that, during the transformation from DCIS to IDC, IDC‐luminal A was defined as “aerobic and TCA type”, IDC‐luminal B was defined as “aerobic and fatty acid metabolism type”, IDC‐HER2‐enriched was defined as “hypoxia and glycolysis type”, and IDC‐TNBC was defined as “immune type”.