Difference between revisions of "Lungs Degenerative - Pathology"

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*Generally associated with hypervitaminosis D or from ingested vitamin D analogues
 
*Generally associated with hypervitaminosis D or from ingested vitamin D analogues
*Common sequel to [[Kidney - Renal failure#Uraemia|uraemia]] in dogs and pulmonary necrosis
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*Common sequel to [[Kidney Renal Failure - Pathology#Uraemia|uraemia]] in dogs and pulmonary necrosis
 
*Lungs may fail to collapse on opening the thorax
 
*Lungs may fail to collapse on opening the thorax
 
*See [[General Pathology - Pigmentation and Calcification#Calcification|general pathology]]
 
*See [[General Pathology - Pigmentation and Calcification#Calcification|general pathology]]

Revision as of 21:04, 13 August 2008

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()Map CARDIORESPIRATORY SYSTEM (Map)
LUNGS



Disturbances of Ventilation

Disturbances of Circulation

Pigmentation

  • Permanent abnormal discoloration

Melanosis

  • Individual parenchymal lobules are affected
  • Pigment is present in the alveolar walls of calves and lambs
  • Most likely congenital

Anthracosis

  • Diffuse greyish discoloration

Carbon in the connective tissue around airways and vessels, after being brought and deposited there - sequestration - by macrophages from the alveoli

  • Used to be seen in town-dwelling dogs and cats

Calcification

  • Generally associated with hypervitaminosis D or from ingested vitamin D analogues
  • Common sequel to uraemia in dogs and pulmonary necrosis
  • Lungs may fail to collapse on opening the thorax
  • See general pathology