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Lobe: A subdivision of an organ (breast,
lung, etc.).
Lobule: A subdivision of a lobe.
Lobular carcinoma in-situ (LCIS): Abnormal
cells in the lobules of the breast. While LCIS seldom becomes frank
cancer, it is a strong sign that a woman has increased risk of developing
breast cancer.
Lumpectomy (breast conservation surgery):
Surgery in which a breast tumor and a small surrounding area
of normal tissue are removed.
Lymph: A body fluid that travels through
the lymph vessels. The fluid carries cells that fight infection and
cancer.
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Lympedema: Swelling of the arm cause by the removal of the axillary lymph nodes.
Lymph nodes or glands: Bead-shaped organs
located along lymphatic vessels. They store the cells, which trap and
fight cancer cells and bacteria. Nodes are found in the underarms, chest,
neck, groin, and abdomen.
Lymphedema: Swelling of the arm or leg from blocked lymphatics
caused often by cancer, surgery, or x-ray treatment.
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