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[[Pulmonary Pigmentation]]
 
[[Pulmonary Pigmentation]]
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==[[Pigmentation - Pathology|Pigmentation]]==
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*Permanent abnormal discoloration
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===Melanosis===
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*Individual parenchymal lobules are affected
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*Pigment is present in the alveolar walls of calves and lambs
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*Most likely [[Lungs Developmental - Pathology#Congenital melanosis|congenital]]
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===Anthracosis===
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*Diffuse greyish discoloration
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Carbon in the connective tissue around airways and vessels, after being brought and deposited there - sequestration - by macrophages from the alveoli
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*Used to be seen in town-dwelling dogs and cats
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[[Category:Lungs - Degenerative Pathology]]
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[[Category:Respiratory System - Degenerative Pathology]]
       
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