Research Article

Monitoring the Early Response of Fulvestrant Plus Tanshinone IIA Combination Therapy to Estrogen Receptor-Positive Breast Cancer by Longitudinal 18F-FES PET/CT

Figure 6

Correlation between %ID/gmax of 18F-FES uptake and ERα IHC scores. There is a significant positive correlation between 18F-FES uptake and ER expression (, ).