Which syndrome is identified by the presence of an esophageal web causing difficulty swallowing, along with atrophic changes in the oral mucosa and hypochromic microcytic anemia?

Explanation

Plummer-Vinson syndrome is characterized by the development of esophageal webs leading to dysphagia, accompanied by atrophic changes in the mucous membranes of the mouth and hypochromic microcytic anemia. The other listed conditions do not present with this combination of symptoms.