As with other topics, the simplest way is to use both aetiological and anatomical classifications
Some notes on Anatomy: The GIT can be divided into Upper and Lower GIT. There are several schemes of division.:
Upper GI tract – Mouth to Duodenum (Note: For upper GI bleed, usually regarding bleeding above DJ junction)
Lower GI tract – Distal duodenum to Anus
MINDMAPS:
I. GIT Diseases part 1
II. GIT Diseases part 2