Difference between revisions of "Category:Nasal Cavity - Degenerative Pathology"

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(Created page with '==In Horses== ===Nasal septum abnormalities=== *Thickening caused by **Trauma **Infection **Neoplasia of nasal septum,…')
 
 
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==In Horses==
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===Nasal septum abnormalities===
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*Thickening caused by
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**Trauma
 
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**Infection
 
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**[[Nasal Cavity Hyperplastic and Neoplastic - Pathology|Neoplasia of nasal septum]], carcinomas most common
 
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**Amyloidosis (below)
 
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**[[Wry Nose|Wry nose]]
 
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**[[Paranasal Sinuses Inflammatory - Pathology|Empyema]], [[Paranasal Sinuses Hyperplastic and Neoplastic - Pathology|neoplasia]], [[Paranasal sinuses - Pathology|cysts]] of sinuses
 
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===Nasal amyloidosis===
 
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*Deposition of amyloid in nasal submucosa of horses
 
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*Not part of generalised amyloidosis
 
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*May extend to [[Larynx - Anatomy & Physiology|larynx]]
 
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*Nodular of diffuse
 
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*Stenosis may cause obstruction
 
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*Smooth surface, waxy sheen on cut surface
 
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*Macrophages and lymphocytes, giant cells
 
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*May have overlying ulceration of mucosa
 
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*Large firm nodules in alar folds, rostral nasal septum and floor of nasal cavity
 
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*Micro:
 
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**Deposition of hyaline material in nasal mucosa
 
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==Circulatory disturbances==
 
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===Congestion and Hyperaemia===
 
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*Congestion - passive interference with venous return
 
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**Non-specific
 
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**Commonly found at post-mortem
 
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*Hyperaemia - active vasodilation
 
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**Associated with early stages of inflammation
 
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===Haemorrhage===
 
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*Can result from local trauma or just transfer blood from lower down in the respiratory tract (see [[Respiratory System Clinical Signs - Pathology#Epistaxis|epistaxis]])
 
  
  
 
[[Category:Nasal_Cavity_-_Pathology]]
 
[[Category:Nasal_Cavity_-_Pathology]]

Latest revision as of 18:48, 15 February 2011

Nasal Cavity - Degenerative Pathology

Content

▼ Nasal Cavity - Degenerative Pathology
  Epistaxis
  Nasal Amyloidosis
  Nasal Congestion and Hyperaemia
  Nasal Septum Thickening

Pages in category "Nasal Cavity - Degenerative Pathology"

The following 4 pages are in this category, out of 4 total.

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