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Lung - Metaplasia, Osseous - Gallery

Image of osseous metaplasia in the lung from an F344/N rat in a chronic study
Lung - Metaplasia, Osseous in a F344/N rat from a chronic study. A focus of unmineralized bone is present in the lung parenchyma.
Image of osseous metaplasia in the lung from an F344/N rat in a chronic study
Lung - Metaplasia, Osseous in a F344/N rat from a chronic study (higher magnification of Figure 1). The eosinophilic material in the lung is unmineralized bone.
Image of osseous metaplasia in the lung from a male F344/N rat in a chronic study
Lung - Metaplasia, Osseous in a male F344/N rat from a subchronic study. A focus of mineralized bone is present in the lung parenchyma.
Image of osseous metaplasia in the lung from a male Wistar Han rat in a chronic study
Lung - Metaplasia, Osseous in a female B6C3F1/N mouse from a chronic study. There is a subpleural focus of mineralized bone within a focus of unmineralized bone.
Image of osseous metaplasia in the lung from a female F344/N rat in a chronic study
Lung - Metaplasia, Osseous from a male Wistar Han rat in a chronic study. Though this focus of osseous metaplasia (arrow) is within an area of inflammation, it is likely not treatment related.
Image of osseous metaplasia in the lung from a female F344/N rat in a chronic study
Lung - Metaplasia, Osseous in a female F344/N rat from a chronic study. A focus of mineralized bone is present in the peripheral lung.
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.