Reproductive System, Female

Uterus, Endometrium - Hyperplasia, Cystic

    Narrative
    Uterus, Endometrium - Hyperplasia, Cystic in a female Sprague Dawley rat from a chronic study. There is mild cystic endometrial hyperplasia.
    Uterus, Endometrium - Hyperplasia, Cystic in a female Sprague Dawley rat from a chronic study (higher magnification of Figure 2). The endometrial epithelium is columnar.
    Uterus, Endometrium - Hyperplasia, Cystic in a female B6C3F1/N mouse from a chronic study. There is mild cystic endometrial hyperplasia.
    Uterus, Endometrium - Hyperplasia, Cystic in a female B6C3F1/N mouse from a chronic study. There is moderate cystic endometrial hyperplasia.
    Uterus, Endometrium - Hyperplasia, Cystic in a female B6C3F1/N mouse from a chronic study. There are many irregularly dilated endometrial glands.
    Uterus, Endometrium - Hyperplasia, Cystic in a female Harlan Sprague-Dawley rat from a chronic study. Dilated glands contain cellular debris and eosinophilic fluid, and the endometrial epithelium is flattened.

    Authors

    Gabrielle Willson, BVMS, Dip RC Path, FRC Path, MRCVS
    Senior Pathologist
    Experimental Pathology Laboratories, Inc.
    Research Triangle Park, NC

    Karen Y. Cimon, DVM, MS
    Senior Pathologist
    Experimental Pathology Laboratories, Inc.
    Research Triangle Park, NC

    Reviewers

    Karen S. Regan, DVM, DABT, DACVP
    Pathologist
    Regan Path/Tox Services, Inc.
    Ashland, OH  

    Darlene Dixon, DVM, PhD, DACVP, Fellow, IATP
    Group Leader, Molecular Pathogenesis Group
    National Toxicology Program Laboratory
    National Toxicology Program
    National Institute of Environmental Health Sciences, Research Triangle Park, NC