Mod8_BreastCancer - Digital Mammography and Computer-Aided...

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1 Digital Mammography and Digital Mammography and Computer-Aided Diagnosis Computer-Aided Diagnosis
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Breast Cancer One out of every seven women will be diagnosed with breast cancer in 2007 Fortunately, radical mastectomy (surgical removal) is rarely needed today with better treatment options 2 Breast cancer is second only to lung cancer as a cause of cancer deaths in American women
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Outline Female Breast Anatomy Breast Cancer Mammography Computer-Aided Diagnosis of Breast Cancer 3
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Muscles 4 Breast has no muscle tissue There are muscles underneath the breasts separating them from the ribs
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Female Breast Anatomy Breasts consist mainly of fatty tissue interspersed with connective tissue There are also less conspicuous parts lobes ducts lymph nodes 5
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Breast Gland 6 Each breast has 15 to 20 sections ( lobes ) arranged like the petals of daisy Inside each lobe are many smaller structures called lobules At the end of each lobule are tiny sacs ( bulbs ) that can produce milk
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Ducts 7 Lobes, Lobules and bulbs, are linked by a network of thin tubes ( ducts ) Ducts carry milk from bulbs toward dark area of skin in the center of the breast ( areola ) Ducts join together into larger ducts ending at the nipple, where milk is delivered Duct Areola
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Blood Vessels 8 Oxygen, nutrients, and other life- sustaining nourishment are delivered to breast tissue by the blood in the arteries and capillaries .
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Lymphatic System 9 Lymph ducts : Drain fluid that carries white blood cells (that fight disease) from the breast tissues into lymph nodes under the armpit and behind the breastbone Lymph nodes : Filter harmful bacteria and play a key role in fighting off infection A network of vessels Lymph duct Lymph node
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Three Types of Vessels 10 Bacteria Nourishment Blood Vessels Cell life 2 Waste products Lymph Nodes Lymph Vessels 3 Milk Lobules Ducts Nipple 1
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Signs and Symptoms 11 Most common : lump or thickening in breast. Often painless Change in color or appearance of areola Redness or pitting of skin over the breast, like the skin of an orange Discharg e or bleeding Change in size or contours of breast
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Noncancerous Conditions (1) Fibrocystic changes :
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Mod8_BreastCancer - Digital Mammography and Computer-Aided...

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