Cardiovascular System

Blood Vessel - Embolus

    Narrative
    Lung, Artery - Embolus, Fat in a male F344/N rat from a chronic study. An embolus composed of fat fills the lumen of a medium-sized artery (arrows) in the lung.
    Lung, Artery - Embolus, Fat in a male F344/N rat from a chronic study. A fat embolus fills the lumen of a medium-sized artery (arrow) adjacent to a bronchiole.
    Lung, Artery - Embolus, Cartilage in a male F344/N rat from a chronic study. An embolus composed of cartilage and nervous tissue (arrows) occludes the lumen of a large pulmonary artery.
    Lung, Vein - Embolus, Cartilage in a male F344/N rat from a chronic study (higher magnification of Figure 3). An embolus composed of cartilage (arrows) and nervous tissue (arrowheads) fills the lumen of a large pulmonary vein.

    Authors:

    Crystal L. Johnson, DVM, DACVP
    Veterinary Pathologist II
    Charles River Laboratories, Inc.
    Research Triangle Park, NC

    Abraham Nyska, DVM, Diplomate ECVP, Fellow IATP
    Expert in Toxicologic Pathology
    Visiting Full Professor of Pathology
    Sackler School of Medicine, Tel Aviv University Timrat Israel

    Reviewers:

    Paul W. Snyder, DVM, PhD, Diplomate ACVP, Fellow IATP
    Manager, EPL Midwest
    Senior Pathologist
    Experimental Pathology Laboratories, Inc. 
    West Lafayette, IN

    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