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Uterine Sarcoma Treatment (PDQ®): Treatment - Health Professional Information [NCI] - Cellular Classification of Uterine Sarcoma

The most common histologic types of uterine sarcomas include:

  • Carcinosarcomas (mixed mesodermal sarcomas [40%–50%]).
  • Leiomyosarcomas (30%).
  • Endometrial stromal sarcomas (15%).

The uterine neoplasm classification of the International Society of Gynecologic Pathologists and the World Health Organization uses the term carcinosarcomas for all primary uterine neoplasms containing malignant elements of both epithelial and stromal light microscopic appearances, regardless of whether malignant heterologous elements are present.[1]

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General Information About Gastrointestinal Carcinoid Tumors

Epidemiology The age-adjusted incidence of carcinoid tumors worldwide is approximately 2 per 100,000 persons.[1,2] The average age at diagnosis is 61.4 years.[3] Carcinoid tumors represent about 0.5% of all newly diagnosed malignancies.[2,3] Anatomy Carcinoid tumors are rare, slow-growing tumors that originate in cells of the diffuse neuroendocrine system. They occur most frequently in tissues derived from the embryonic gut. Foregut tumors, which account for up to 25% of cases, arise...

Read the General Information About Gastrointestinal Carcinoid Tumors article > >

References:

  1. Silverberg SG, Major FJ, Blessing JA, et al.: Carcinosarcoma (malignant mixed mesodermal tumor) of the uterus. A Gynecologic Oncology Group pathologic study of 203 cases. Int J Gynecol Pathol 9 (1): 1-19, 1990.

    This information is produced and provided by the National Cancer Institute (NCI). The information in this topic may have changed since it was written. For the most current information, contact the National Cancer Institute via the Internet web site at http:// cancer .gov or call 1-800-4-CANCER.

    WebMD Public Information from the National Cancer Institute

    Last Updated: September 04, 2014
    This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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