Answer:
esophagitis from gastrointestinal reflux.
Step-by-step explanation:
It is an inflammation and as a result it damages tissues of the esophagus. Esophagus is a muscular tube with a role of delivering food from one's mouth to stomach. It is very painful, it makes it difficult to swallow and sometimes there is even pain in the chest. There are many different reasons why it happens, some of them are strong medicaments, allergies and infections.