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Breast Cancer: Epidemiology and Etiology

https://pubmed.ncbi.nlm.nih.gov/25543329

Breast cancer, the most frequently occurring cancer in women, is a major public health problem, with 1,384,155 estimated new cases worldwide with nearly 459,000 related deaths. Breast cancer is highly heterogeneous in its pathological characteristics, some cases showing slow growth with excellent pr …

Etiology of Breast Cancer – an overview | ScienceDirect Topics

https://www.sciencedirect.com/topics/medicine-and…
    • Carcinogens, Environmental. R.W. Clapp, … … Breast cancer is by far the most commonly …
    • Carcinogens, Environmental. Breast cancer is by far the most commonly diagnosed cancer …
    • Molecular mechanisms of YY1 overexpression in human cancers and its prognostic …
  • A review of the etiology of breast cancer.

    https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2571884

    It is important that physicians be aware of the current theories on the etiology of breast cancer. This article reviews some of the more probable etiologic factors of breast cancer. Full text. Full text is available as a scanned copy of the original print version.

    Etiology of breast cancer. I. Genetic aspects

    https://pubmed.ncbi.nlm.nih.gov/4577599

    Abstract. The subject of breast cancer is reviewed with particular emphasis on the genetic aspect of its etiology. A number of studies using various approaches gave the same results: the familial form occurs earlier and there is a higher risk in female members of the breast-cancer families. An association between breast cancer and cancer of certain other sites among women is reported.

    Breast cancer – Symptoms and causes – Mayo Clinic

    https://www.mayoclinic.org/diseases-conditions/…
    • Doctors know that breast cancer occurs when some breast cells begin to grow abnormally. These cells divide more rapidly than healthy cells do and continue to accumulate, forming a lump or mass. Cells may spread (metastasize) through your breast to your lymph nodes or to other parts of your body. Breast cancer most often begins with cells in the milk-producing ducts (invasive d…

    See more on mayoclinic.org

  • Causes of Breast Cancer – National Breast Cancer Foundation

    https://www.nationalbreastcancer.org/causes-of-breast-cancer

    Apr 15, 2020 · But no one knows the exact causes of breast cancer. Doctors seldom know why one woman develops breast cancer and another doesn’t, and most women who have breast cancer will never be able to pinpoint an exact cause. What we do know is that breast cancer is always caused by damage to a cell’s DNA.

    What Is Breast Cancer? | CDC

    https://www.cdc.gov/cancer/breast/basic_info/what-is-breastcancer.htm

    Sep 22, 2021 · Kinds of Breast Cancer. Invasive ductal carcinoma. The cancer cells begin in the ducts and then grow outside the ducts into other parts of the breast tissue. Invasive cancer … Invasive lobular carcinoma. Cancer cells begin in the lobules and then spread from the lobules to the breast tissues that …

    Etiology of Human Breast Cancer: A Review2 | JNCI: Journal …

    https://academic.oup.com/jnci/article-abstract/50/1/21/926518

    Jan 01, 1973 · The roles of exogenous estrogens, prolactin, and progesterone—suggested by animal models-remain essentially unevaluated in humans. A small number of human breast cancers are probably caused by exposureto high levels of ionizing radiation.

    Breast Cancer – StatPearls – NCBI Bookshelf

    https://www.ncbi.nlm.nih.gov/books/NBK482286

    Aug 07, 2021 · Five percent to 10% of all breast cancer cases are due to genetic factors, but they may account for 25% of cases in women younger than 30 years. BRCA1and BRCA2are the 2 most important genes responsible for increased breast cancer susceptibility.

    Breast Cancer Overview | Epidemiology and Etiology | News

    https://breastcancer-news.com/breast-cancer-overview

    Invasive ductal carinoma (IDC), considered the most common type of breast cancer (approximately eight of 10 invasive breast cancers are IDCs), starts in a milk duct but then breaches the duct to invade the breast tissue. The ACS notes that at this stage, it can metastasize to other organs in the body via blood vessels or the lymphatic system.

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