Nose, Septum - Perforation - Gallery

Image of perforation in the nose, septum from a female B6C3F1/N mouse in a chronic study
Nose, Septum - Perforation in a female B6C3F1/N mouse from a chronic study. A perforation is present in the nasal septum (arrow).
Image of perforation in the nose, septum from a female B6C3F1/N mouse in a chronic study
Nose, Septum - Perforation in a female B6C3F1/N mouse from a chronic study (higher magnification of Figure 1). Squamous metaplasia of the respiratory epithelium (arrow) is adjacent to the perforation.