Gastro-esophageal junction

The connection between the lower esophagus and the stomach cardia is known as the gastro-esophageal junction or esophagogastric junction.  Histologically this is the transition between the stratified squamous epithelium from the esophagus to the simple columnar epithelium of the stomach.

Gastro-esophageal junction.  Notice the abrupt transition between stratified squamous epithelium and simple columnar epithelium.  Annotated version here.(TM: 100x, picture taken with a Nikon Plan Apo 10/0.4 on Sony A7ii)

Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s