|General Gross Description|
Extends from cricoid cartilage in the posterior mediastinum through the diaphragm to join the stomach
Endoscopic distance measured from the incisors to the GE junction varies from 38-43 cms.
Supplied by inferior thyroid artery, bronchial arteries, intercostals and aorta, as well as left gastric and inferior phrenic arteries
Drains into azygous system in upper 2/3; some portal drainage for distal esophagus
|General Microscopic Description|
Non-keratinizing stratified squamous mucosa
Basal layer normally 10-15% of thickeness
Scattered intraepithelial lymphocytes and Langerhans cells are seen
Lamina propria which may contain mucus secreting glands lies on muscularis mucosae
Submucosa contains submucosal glands overlying muscularis propria and then delicate fascia.
Histology for Pathologists. Sternberg SS ed. New York: Raven Press, 1992. pp. 516-527.
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||Synopsis by: Melinda Sanders M.D. (T62000M00100)