Esophageal carcinoma is not  predisposed by
common predispositions in developing carcinoma oesophagus includes,
*human papillomavirus infection
*achalasia cardia (30%)
*oesophageal webs (25%)
*Barrett's oesophagus and also Plummer Vinson syndrome, tylosis, corrosive strictures, and nitrosamines.
Achalasia
Scleroderma
Corrosive intake
barrett's oesophagus