Category:Intestine - Mechanical Obstruction

Acute of chronic mechanical obstruction of the intestine can occur in all species.
- Acute obstruction usually involves the upper or middle small intestine
- Chronic obstruction typically occurs in the distal small intestine or large intestine.
Three main categories of causes of obstruciton:
- Intraluminal
  - E.g. foreign bodies, food impaction.
- Intramural
  - E.g. neoplasia
- Extrinsic (Obstruction of the intestine due to external factors such as tumours, abscesses, and fibrous adhesions is a common occurrence. )
  - E.g. adhesions, neoplasia and prostate enlargement.