Breast cancer
Conditions
Interventions
Gold Standard:Immunohistochemical testing and Sanger sequencing
Sponsors
Jingzhou Central Hospital
Eligibility
Sex/Gender
All
Age
No minimum to 70 Years
Inclusion criteria
Inclusion criteria: (1) Patients with advanced (Stage III or IV), recurrent or metastatic breast cancer, with planned or completed mammocentesis and immunohistochemical testing; (2) Patients with complete clinicopathologic information; (3) Have signed the informed consent form as required.
Exclusion criteria
Exclusion criteria: (1) Patients with conditions considered by the investigator to be inappropriate for participation, such as severe anemia or high risk of hemorrhage that make it inappropriate to draw peripheral blood for testing; (2) Patients with other concurrent malignancies.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Sensitivity;Specificity;Kappa value;ROC curve; | — |
Countries
China
Contacts
Public ContactChengbin Li
Jingzhou Central Hospital
Outcome results
None listed