Changes

** There may be inflammatory damage.

** There may be inflammatory damage.

* '''Mechanical obstruction''', e.g.

* '''Mechanical obstruction''', e.g.

** [[Intestine Physical Disturbances - Pathology#Positional Changes/ Displacements|Torsions of bowel]]

** [[Torsion, Intestinal|Torsions of bowel]]

** Misplaced organs.

** Misplaced organs.

** Pressure from outside vein from adjacent structures.

** Pressure from outside vein from adjacent structures.