MICA
Describe what you see or hear before opening the commentary. An external recording may display its own title.

Nephron · Barretts esophagus alcian blue high mag.jpg · CC BY-SA 3.0 · https://commons.wikimedia.org/wiki/File:Barretts_esophagus_alcian_blue_high_mag.jpg
Nephron
View the original sourceTeaching notes based on the cited sources.
Reveal the title and teaching commentary
Oesophageal intestinal metaplasia · Alcian blue
Learning objective
Observe and describe the document, then compare your interpretation with the atlas sheet.
Points to observe