Difference between revisions of "Category:Oesophagus - Pathology"

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The [[Oesophagus - Anatomy & Physiology|oesophagus]] is the part of alimentary tract that tends to go wrong least often.
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Failure of [[Oesophagus - Anatomy & Physiology|oesophageal]] function results in obstruction and in failure of ingesta to pass to the [[Monogastric Stomach - Anatomy & Physiology|stomach]]. In the bovine there may also be failure of [[Eructation|eructation]] and tympany may develop.
  
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'''Defence Mechanisms'''
  
==Introduction==
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The [[Oesophagus - Anatomy & Physiology|oesophagus]] has '''no serosa''' and is covered by the fibrous tissue of the neck and mediastinum, from which it derives its blood supply. Consequently, infection spreads easily and healing is more difficult. [[Oesophagus - Anatomy & Physiology|Oesophageal]] disease is therefore difficult to treat and is very serious.</div>
*The [[Oesophagus - Anatomy & Physiology|oesophagus]] is the part of alimentary tract that tends to go wrong least often.
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*Failure of [[Oesophagus - Anatomy & Physiology|oesophageal]] function results in obstruction and in failure of ingesta to pass to the [[Forestomach - Anatomy & Physiology|stomach]].
 
*In the bovine there may also be failure of [[Eructation - Anatomy & Physiology|eructation]] and tympany may develop.
 
  
==Defence Mechanisms==
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[[Category:Alimentary_System_-_Pathology|B]]
*The [[Oesophagus - Anatomy & Physiology|oesophagus]] has '''no serosa''' and is covered by the fibrous tissue of the neck and mediastinum, from which it derives its blood supply.
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[[Category:Oesophagus]]
*Consequently, infection spreads easily and healing is more difficult.
 
*[[Oesophagus - Anatomy & Physiology|Oesophageal]] disease is therefore difficult to treat and is consequently very serious.
 
 
 
 
 
 
 
 
 
====[[Upper Alimentary Tract Carcinoma Complex]]====
 
 
 
 
 
 
 
====[[Squamous Cell Carcinoma]] of Other Species====
 
 
 
==Traumatic Pathology==
 
===[[Impaction of the Oesophagus]]===
 
 
 
===Rupture===
 
*Perforation may occur with sharp foreign bodies. This may lead to [[cellulitis]] or [[pleurisy]] and other complications.
 
*Rupture of the [[Oesophagus - Anatomy & Physiology|oesophagus]] admits pathogenic organisms to the mediastinum and fascial planes of the neck. Both are composed of loose connective tissue and communicate with each other.
 
*Infection spreads rapidly as a cellulitis, aided possibly by peristalsis and pulsation of the carotid arteries, and soon leads to pleurisy.
 
*'''Rupture is almost always fatal.'''
 
 
 
 
 
==Learning Tools==
 
[[Alimentary Flashcards - Pathology#Oesophagus Flashcards|Oesophagus Flashcards]]
 
[[Category:Alimentary_System_-_Pathology]]
 

Latest revision as of 09:30, 8 February 2013

Oesophagus - Pathology

The oesophagus is the part of alimentary tract that tends to go wrong least often. Failure of oesophageal function results in obstruction and in failure of ingesta to pass to the stomach. In the bovine there may also be failure of eructation and tympany may develop.

Defence Mechanisms

The oesophagus has no serosa and is covered by the fibrous tissue of the neck and mediastinum, from which it derives its blood supply. Consequently, infection spreads easily and healing is more difficult. Oesophageal disease is therefore difficult to treat and is very serious.