A 45 year old male presented to emergency with complaint of chest pain associated with swallowing a piece of meat. He repos similar episodes over the past 3 years. But today's episode was the most severe. He doesn't give a history of regurgitation other than these episodes or heaburn symptoms. There is no difficulty in liquid intake and has not had any weight loss. Probable diagnosis in this case is?
Schatzki ring Adenocarcinoma of the esophagus Achalasia Plummer-Vinson syndrome