About this trial
This is a prospective, multicenter, randomized controlled, open-label investigator-initiated clinical study to evaluate the clinical efficacy and quality of life of intrathecal chemotherapy through Ommaya reservoir in combination with systematic chemotherapy versus systemic chemotherapy alone in patients with Her-2 negative breast cancer with leptomeningeal metastasis.
Eligibility criteria
Qualifiers
Male or female aged 18 years or above;
Can understand the purpose of clinical trials and the benefits and risks, voluntarily participate in and sign the informed consent
The physical status score of the Eastern Oncology Consortium (ECOG) was ≤3;
HER2-metastatic breast cancer confirmed histologically or cytologically (HER2- is defined as either a standard immunohistochemical (IHC) test result of 0 or 1+, or an IHC test result of 2+ and a negative ISH test result);
Disqualifiers
Pregnant or lactating women;
Patients with acute and chronic infections, or with other serious diseases at the same time, were judged not suitable for this study;
Other malignant tumors within 5 years (except the following cases: cured skin basal cell carcinoma, cervical carcinoma in situ, thyroid papillary carcinoma; A second primary cancer that has been eradicated and has not recurred within five years; Both primary cancers are expected to benefit from this study. Investigators have identified the primary tumor source of the metastases);
Mental illness or mental disorder, poor compliance can not cooperate with and describe treatment response;
Trial design
Treatments tested in this trial
- Ommaya reservoir
- Systematic chemotherapy
- Intrathecal chemotherapy