This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
Causes of oesophagal carcinoma 
Select and explain. 
A. Tylosis, B. Reflux esophagities, C. Lye ingestion, D. perforation
A: Tylosis
Answer: A: Tylosis 
Explanation: .common causes of developing oesophageal carcinoma include cardiac achalasia, Plummer Vinson syndrome, oesophageal websBarrett&;ss oesophagus, corrosive strictures and also TYLOSIS.Tylosis is an inherited disorder in which there is thickening of the skin of palm and sole, also known by the name Hovels Evans syndrome. Ref: SRB&;s manual of surgery,5th ed, pg no 804