Changes

* '''Pathogenesis'''

* '''Pathogenesis'''

** Smooth, round objects, such as golf balls, lodge especially near the pylorus or lower down.

** Smooth, round objects, such as golf balls, lodge especially near the pylorus or lower down.

** Occasionally in cattle (piece of rope or piece of tarpaulin) produces a tangled mass in [[The Rumen - Anatomy & Physiology|rumen]].

** Occasionally in cattle (piece of rope or piece of tarpaulin) produces a tangled mass in [[Rumen - Anatomy & Physiology|rumen]].

** Cause pressure necrosis and eventually perforation.   

** Cause pressure necrosis and eventually perforation.   

** Foreign bodies can also be chronic, remaining for long periods of time without causing disturbance.

** Foreign bodies can also be chronic, remaining for long periods of time without causing disturbance.