<unk>  is an opportunistic infection of the esophagus by Candida albicans.  The disease occurs in patients in immunocompromised states, including post-chemotherapy and in AIDS.  It is also known as candidal esophagitis or monilial esophagitis.
Esophageal candidiasis
CMV esophagitis
Eosinophilic esophagitis
Nutcracker esophagus
Achalasia
Candida esophagitis
Esophageal stricture
Esophageal cyst