HER2 Positive CTC in Advanced Gastric Cancer
Not Applicable
- Conditions
- HER2 Positive Advanced Gastric Cancer
- Interventions
- Device: Cell Search® CTC epithelial kit
- Registration Number
- NCT01847794
- Lead Sponsor
- Peking University
- Brief Summary
To identify the correlation of HER2 expression in tissue and peripheral CTC. to identify the HER2 expression in CTCs with clinical prognosis in advanced/metastatic gastric cancer.
Confirm the presence of CTCs are sensitive for monitoring response to chemotherapy.
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- UNKNOWN
- Sex
- All
- Target Recruitment
- 50
Inclusion Criteria
- Having signed informed consent
- Age≥ 18 years old
- HER2 overexpression confirmed by IHC or ISH (IHC 3+,or IHC2+/ISH+)
- Histologically confirmed gastric adenocarcinoma
- Unresectable recurrent or metastatic disease
- Previous neo-adjuvant or adjuvant treatment for gastric cancer, if applicable, more than 6 months
- Measurable disease according to the RECIST criteria
- Karnofsky performance status ≥70
- Life expectancy of ≥3 month
- No prior radiotherapy except radiotherapy at non-target lesion of the study more than 4 weeks
- ALT and AST<2.5 times ULN (≤5 times ULN in patients with liver metastases)
- Serum albumin level ≥3.0g/dL
- Serum AKP < 2.5 times ULN
- Serum creatinine <ULN, and CCr < 60ml/min
- Bilirubin level < 1.5 ULN
- WBC>3,000/mm3, absolute neutrophil count ≥2000/mm3, platelet>100,000/mm3, Hb>9g/dl
Exclusion Criteria
- Previous systemic therapy for metastatic gastric cancer
- Surgery (excluding diagnostic biopsy) within 4 weeks prior to study entry Contraindications of nuclear magnetic resonance image such as fitment of cardiac pacemaker , nerve stimulator, or aneurysm clip, and metallic foreign body in eye ball and so on.
- Allergic constitution or allergic history to protium biologic product or any investigating agents.
- Severe heart disease or such history as recorded congestive heart failure, uncontrolled cardiac arrhythmia, angina pectoris needing medication, cardiac valve disease, severe abnormal ECG findings, cardiac infarction , or retractable hypertension.
- Pregnancy or lactation period
- Other previous malignancy within 5 year, except non-melanoma skin cancer
- Legal incapacity
Study & Design
- Study Type
- INTERVENTIONAL
- Study Design
- SINGLE_GROUP
- Arm && Interventions
Group Intervention Description chemotheropy Cell Search® CTC epithelial kit -
- Primary Outcome Measures
Name Time Method HER2 positive CTC 2 months
- Secondary Outcome Measures
Name Time Method clinical significance of HER 2 positive CTC 2years
Trial Locations
- Locations (1)
Peking cancer hospital
🇨🇳Beijing, Beijing, China