This is an open-label positron emission tomography/computed tomography(PET/CT) study to
investigate the diagnostic performance and evaluation efficacy of 68Ga-NOTA-RM26 in breast
tumor patients. 1.85 MBq per kilogram body weight of 68Ga-NOTA-RM26A will be injected
intravenously. Visual and semiquantitative method will be used to assess the PET/CT images.