Respiratory System

Nose, Bone - Periosteal Proliferation

    Narrative
    Nose, Bone - Periosteal proliferation in a male F344/N rat from a chronic study. The thickening of the trabecular bone and increased number of osteoblasts are accompanied by inflammation and vascular dilation.
    Nose, Bone - Periosteal proliferation in a male F344/N rat from a chronic study. Thickening of the trabecular bone is accompanied by an increased number of osteoblasts.

    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