What is it? and What is the treatment, and survival rate?
Not sure exactly what your questions pertain to but if it is about EC … here is a good link to learn more.
http://www.mayoclinic.com/health/esophageal-cancer/DS00500
I understand Esophagal cancer is very bad, go to WWW.mayoclinic.com for more info. I am going to Md Anderson in Houston.