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Causes include: infections by organisms such as candida, cytomegalovirus (CMV), or herpes simplex; diseases and conditions that weaken the immune system, such as HIV; poorly-controlled diabetes; immunodeficiency disorders; chemotherapy; long-term steroid use; malnutrition; chemicals that are swallowed; pills that become stuck in the esophagus; medications and supplements such as nonsteroidal anti-inflammatory drugs (NSAIDs), alendronate, doxycycline, iron, or potassium; gastroesophageal reflux disease (GERD).
Signs & Symptoms
Difficulty swallowing; throat pain that can range from mild to severe; a feeling that something is stuck in the throat; nausea or vomiting; loss of appetite; reluctance to eat because of pain while swallowing; fast breathing; chest pain; blood in the stools; increased salivation or drooling. If a chemical such as lye, bleach, or gasoline is ingested, the esophagus can perforate, or rupture. This esophageal perforation can be fatal.
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