Clinical Research of 18F-Alfatide Ⅱ PET/CT in Breast Cancer

18F-Alfatide Ⅱ PET/CT in the Diagnosis and Treatment Response Evaluation of Breast Cancer Patients

18F-Alfatide Ⅱ PET/CT in breast cancer patients

The investigators aim to assess the clinical application of 18F-Alfatide Ⅱ PET/CT in the diagnosis and treatment response monitoring of breast cancer.

Inclusion Criteria:

• The patients have been suspected or diagnosed with breast cancer and they have not received any treatment; It must fulfill the ethical requirements and subjects have signed an informed consent.

Exclusion Criteria:

• Pregnancy or nursing mothers; Those patients accompanied by other serious diseases such as cardiac functional insufficiency, hepatic and renal function insufficiency.