RATIONALE: Drugs used in chemotherapy, such as S-1 and cisplatin, work in different ways to stop the growth of tumor cells, either by killing the cells or by stopping them from dividing. Radiation therapy uses high-energy x-rays to kill tumor cells. Giving radiation therapy together with more than one drug (combination chemotherapy) may kill more tumor cells. PURPOSE: This phase II trial is studying how well giving S-1 and cisplatin together with radiation therapy works in treating patients with stage IIA, stage III, or stage IVA esophageal cancer that can be removed by surgery.
OBJECTIVES: Primary * To evaluate response rate in patients with stage IIA-IVA resectable esophageal cancer treated with chemoradiotherapy comprising S-1, cisplatin, and radiotherapy. Secondary * To evaluate overall survival of these patients. * To evaluate progression-free survival of these patients. * To evaluate toxicity in these patients. * To correlate initial squamous cell carcinoma antigen and C-reactive protein with response and survival in these patients. OUTLINE: Patients receive oral S-1 twice weekly, cisplatin IV over 2 hours on day 1, and undergo radiotherapy 5 days a week in weeks 1 and 2. Treatment repeats every 3 weeks for 2 courses. Tumor tissue samples are collected by esophagoscopy with biopsy and brushings for analysis of initial squamous cell carcinoma antigen and C-reactive protein correlation with response and survival. After completion of study treatment, patients are followed for 6 months.
Study Type
INTERVENTIONAL
Purpose
TREATMENT
Masking
NONE
Enrollment
32
Yonsei Cancer Center at Yonsei University Medical Center
Seoul, South Korea
RECRUITINGResponse rate
Overall survival
Progression-free survival
Toxicity
Initial squamous cell carcinoma antigen and C-reactive protein correlation with response and survival
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