A 49-year-old man comes to the physician for a follow-up appointment. A biopsy specimen from the esophagus is shown. Which of the following is the most likely diagnosis?
Irreversible; Adenocarcinoma
Irreversible; Columnar metaplasia
Irreversible; MALT lymphoma
Irreversible; Squamous cell carcinoma
Irreversible; Squamous metaplasia
Reversible; Adenocarcinoma
Reversible; Columnar metaplasia
Reversible; MALT lymphoma
Reversible; Squamous cell carcinoma
Reversible; Squamous metaplasia