NR4A1 and breast ductal adenocarcinoma: The anatomopathological report showed invasive ductal carcinoma on the right, negative hormone receptors, positive HER2 receptor (Score 3+), pT1pN0, and, on the left side, no special ductal carcinoma, negative hormone receptors, positive HER 2 (Score3+), pT2pN1, with positive sentinel lymph node testing.