Nervous System

Brain - Hemorrhage

    Narrative
    Brain hemorrhage in a male F344/N rat from a chronic study. Note the accumulation of extravasated red blood cells around capillaries and the transudation of protein-rich fluid (arrow).
    Brain hemorrhage in a male F344/N rat from a chronic study. Note the accumulation of extravasated red blood cells around capillaries and the transudation of protein-rich fluid (arrow).
    Brain hemorrhage in a male F344/N rat from a chronic study. Higher magnification of Figure 1. Note the accumulation of extravasated red blood cells around capillaries and the transudation of protein-rich fluid (arrow).
    Brain hemorrhage in a male F344/N rat from a chronic study. Higher magnification of Figure 1. Note the accumulation of extravasated red blood cells around capillaries and the transudation of protein-rich fluid (arrow).

    Authors 

    Peter Little, DVM, MS, PhD, DACVP
    Neuropathology Consultant
    Experimental Pathology Laboratories, Inc.  
    Research Triangle Park, NC

    Deepa B. Rao, BVSc, MS, PhD, DABT, DACVP
    NTP Pathologist (Contractor)
    Integrated Laboratory Systems, Inc.
    Research Triangle Park, NC

    Reviewers

    James P. Morrison, DVM, DACVP
    Scientific Director
    Charles River Laboratories, Pathology Associates
    Research Triangle Park, NC

    Robert C. Sills, DVM, PhD, FIATP
    Chief, Cellular and Molecular Pathology Branch
    National Toxicology Program
    National Institute of Environmental Health Sciences
    Research Triangle Park, NC