Markers to Evaluate the Efficacy of PH-based Regimen as a Neoadjuvant Therapy for Operable HER2 Positive Breast Cancer

"Drug: Trastuzumab 8 mg/kg loading dose, then 6 mg/kg every 3 weeks, IV Other Name: Herceptin~Drug: Pertuzumab 840 mg as a loading dose, then 420 mg every 3 weeks, IV Other Name: Perjeta~Drug: carboplatin at target area under the plasma concentration-time curve (AUC) 6~Drug: docetaxel at a starting dose of 75 mg/m2 then to 60mg/m2 (q3w).~All study drugs were administered intravenously.~Procedure: 18-FDG-PET and 68 Ga-Affibody HER-2 Imaging PET will be performed at baseline, on day 15 and before surgery~Genomic alterations (mutations/somatic rearrangements) are detected at baseline, on day 15 and before surgery."