Pulmonary Pigmentation
Jump to navigation
Jump to search
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