Testing the Role of FDG-PET/CT to Predict Response to Therapy Prior to Surgery for HER2-positive Breast Cancer, The DIRECT Trial
PRIMARY OBJECTIVE: I. To estimate the negative predictive value (NPV) of neoadjuvant interim (ni)FDG-PET/CT for pathologic complete response (pCR), using delta maximum standardized uptake value corrected for lean body mass day 15 (deltaSULmaxD15), completed through central review, of the primary breast cancer at a threshold of 40%, in patients treated...