Common causes of<unk>  include gastroesophageal reflux disease, Barrett's esophagus, caustic burns, and chemical injury by either alkaline or acid solutions.  Among immunocompromised patients, the most common causes of<unk>  are Candidiasis, Cytomegalovirus, and Herpes simplex virus
Esophagitis causes
Epiglottitis causes
Tonsilitis causes
Tonsillitis causes
Pharyngitis causes
Adenoiditis causes
Rhinosinusitis causes
Peritonsillar abscess causes