Al18F-HER2-BCH PET in Breast Patients Treated With Neoadjuvant Therapy

Inclusion Criteria:

1. Aged ≥18 years old; ECOG 0 or 1;

2. Patients with newly diagnosis HER2 positive or suspicious positive tumors;

3. Receives neoadjuvant therapy

4. Has adequate cardiac, bone marrow, renal, hepatic and blood clotting functions;

5. Life expectancy > 3 months -

Exclusion Criteria:

1. Significant hepatic or renal dysfunction;

2. Is pregnant or ready to pregnant;

3. Cannot keep their states for half an hour;

4. Refused to join the clinical research;

5. Suffering from claustrophobia or other mental disorders;

6. Any other situation that researchers considered it unsuitable to participate in thetrial.