This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
About the treatment of esophageal cancer, false statement is: 
Select and explain. 
A. 5% of patients survive 5 years after the diagnosis, B. The efficacy of primary radiation therapy for squamous cell carcinomas is similar to that of radical surgery, C. Surgical resection of all gross tumor is feasible in only 45% of cases, D. Chemotherapy is highly effective and sometimes curable
D: Chemotherapy is highly effective and sometimes curable
Answer: D: Chemotherapy is highly effective and sometimes curable 
Explanation: ESOPHAGEAL CARCINOMA: The prognosis is poor. 5% of patients survive 5 years after the diagnosis Surgical resection of all gross tumor is feasible in only 45% of cases About 20% of patients who survive a total resection live 5 years. The efficacy of primary radiation therapy for squamous cell carcinomas is similar to that of radical surgery Combination chemotherapy and radiation therapy seems to be beneficial. For the incurable patient with esophageal cancer, dysphagia, malnutrition, and the management of tracheoesophageal fistulas are major issues. Ref: Harrison, E-18, P-765