Continuous Endostar Infusion Combined With Radiotherapy in Esophageal Cancer Patients

Inclusion Criteria: * Histological or cytological diagnosis of previously untreated stage I-III esophageal cancer * Measurable disease according to RECIST criteria * ECOG Performance Status 0-1 * The length of esophageal carcinoma ≤ 10 cm * Hematologic function: WBC ≥ 4.0×109/L, PLT ≥ 80×109/L, Hb ≥ 90g/L * Renal function: Cr ≤ 2.0×UNL * Hepatic function: BIL ≤ 2.0×UNL, ALT/AST ≤ 5.0×UNL Exclusion Criteria: * Pregnant or lactating women * Evidence of bleeding diathesis, serious infection * Serious cardiovascular disease (congestive heart failure, uncontrollable arrhythmia, unstable angina, myocardial infarction, serious heart valve disease, resistant hypertension) * Uncontrollable mental and nervous disorders