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The purpose of this study is to identify an early indicator of drug efficacy in patients with advanced colorectal cancer - a prospective evaluation of circulating tumor cells, positron-emission tomography scan and RECIST criteria.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| metastatic colorectal cancer |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Chemotherapy | Drug | The majority of patients offered either oxaliplatin or irinotecan-based chemotherapy |
|
| Measure | Description | Time Frame |
|---|---|---|
| Tumor metabolic response via FDG-PET at 4 weeks after chemotherapy | 2 years |
| Measure | Description | Time Frame |
|---|---|---|
| Overall survival | 4 years | |
| Progression-free survival | 4 years | |
| serum carcinoembryonic antigen (CEA) level |
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Inclusion Criteria:
Exclusion Criteria:
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patients with metastatic colorectal cancer
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| Name | Affiliation | Role |
|---|---|---|
| Brigette Ma, MD, FRCP | Department of Clinical Oncology, Prince of Wales Hospital, The Chinese University of Hong Kong | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Department of Clinical Oncology, Prince of Wales Hospital | Hong Kong | Hong Kong |
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| ID | Term |
|---|---|
| D015179 | Colorectal Neoplasms |
| D009362 | Neoplasm Metastasis |
| ID | Term |
|---|---|
| D007414 | Intestinal Neoplasms |
| D005770 | Gastrointestinal Neoplasms |
| D004067 | Digestive System Neoplasms |
| D009371 | Neoplasms by Site |
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| ID | Term |
|---|---|
| D004358 | Drug Therapy |
| ID | Term |
|---|---|
| D013812 | Therapeutics |
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circulating tumor cells
| 4 years |
| Circulating tumor cells level changes at 4 weeks after chemotherapy | 2 years |
| RECIST-based tumor response at 10 weeks after chemotherapy | 2 years |
| D009369 | Neoplasms |
| D004066 | Digestive System Diseases |
| D005767 | Gastrointestinal Diseases |
| D003108 | Colonic Diseases |
| D007410 | Intestinal Diseases |
| D012002 | Rectal Diseases |
| D009385 | Neoplastic Processes |
| D010335 | Pathologic Processes |
| D013568 | Pathological Conditions, Signs and Symptoms |