Oxaliplatin-Based Chemotherapy and Chemoradiotherapy or Chemoradiotherapy in Esophageal or Gastroesophageal Carcinoma

"Arm A = 250 mg/m\^2 IV over 24 hours for 5 days weekly for 5 weeks.~Arm B = 2.2 mg/m\^2 IV over 48 hours on days 1 and 15."

"Arm A: 40 mg/m\^2 IV daily over 2 hours for 5 weeks~Arm B: 100 mg/m\^2 IV on Day 1 and 15"

Radiation treatment every weekday for 5 weeks.

Surgical removal of the primary tumor and lymph nodes following completion of disease status evaluation post chemotherapy and radiation treatments.