Respiratory System

Nose, Turbinate - Atrophy

    Narrative
    Nose, Turbinate - Normal in a male B6C3F1/N mouse from a subchronic study. Normal turbinates at level I are shown for comparison with Figure 2.
    Nose, Turbinate - Atrophy in a male B6C3F1/N mouse from a subchronic study. The size of the turbinates is decreased compared with normal turbinates shown in Figure 1.
    Nose, Turbinate - Normal in a male B6C3F1/N mouse from a subchronic study. Normal turbinates at level III are shown for comparison with Figure 4.
    Nose, Turbinate - Atrophy in a male B6C3F1/N mouse from a chronic study. There is shortening and overall loss of turbinate area compared with normal turbinates shown in Figure 3.

    Authors

    Rodney A. Miller, DVM, PhD, DACVP
    NC Pathology Group Manager
    Senior Pathologist
    Experimental Pathology Laboratories, Inc.
    Research Triangle Park, NC

    Mark F. Cesta, DVM, PhD, DACVP
    Staff Scientist, NTP Pathologist
    Cellular and Molecular Pathology Branch
    Division of the National Toxicology Program
    National Institute of Environmental Health Sciences
    Research Triangle Park, NC

    Reviewers

    Robert R. Maronpot, DVM, MS, MPH, DACVP, DABT, FIATP
    Senior Pathologist
    Experimental Pathology Laboratories, Inc.
    Research Triangle Park, NC

    Ronald Herbert, DVM, PhD
    NTP Pathologist
    Group Leader, Pathology Support Group
    Division of the National Toxicology Program
    National Institute of Environmental Health Sciences
    Research Triangle Park, NC