Monarch Disease Ontology term MONDO_0019086 (carcinoma of esophagus) can be described as follows. Esophageal carcinoma (EC) is a tumor arising in the epithelial cells lining the esophagus and can be divided into two subtypes: esophageal squamous cell carcinoma (ESCC) and esophageal adenocarcinoma (EAC). Also known as: Esophageal cancer, carcinoma of the esophagus, carcinoma of the oesophagus, esophageal carcinoma, esophagus carcinoma, oesophagus carcinoma.