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Lymphatic's of breast

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Lymphatic's of breast

  1. 1. LYMPHATIC'S OF BREAST By Muhammad Bilal
  2. 2. LYMPHATICS  The lymphatic system is often referred to as the body's "secondary circulatory system."  Lymphatics resemble veins in structure.  Elastic in nature.  Have valves which prevents backflow.  Along their length ,lymph nodes are present..
  3. 3. In Breast , there are two types- 1. Superficial Lymphatic's Drains skin over the Breast except nipple and areola 2. Deep Lymphatics- a) Drains the Parenchyma of Breast . b) Also drains the nipple and areola Lymphatic's of breast
  4. 4. LYMPH NODES  Present along the length of lymphatics.  Have several lymphatics leading towards them(afferent) and one or two leading away(efferent).  Lymph From the breast drains into: 1. Axillary (85%) (Sentinel Lymph Node) 2. Internal mammary / Parasternal (10%) 3. Others (5%)  some lymph also reaches supraclavicular,cephalic, posterior, intercoastal ,subdiaphgrametic and subperitoneal lymph nodes.
  5. 5. THE AXILLARY LYMPH NODES  The axillary lymph nodes (some 20–30 in number)  drain 1. lymphatics of the breast 2. pectoral region 3. Upper abdominal wall 4. Upper limb
  6. 6. LYMPH NODES  Axillary (85%) (Sentinel Lymph Node) arranged in five groups 1. Anterior 2. Central 3. Apical 4. Lateral 5. Posterior
  7. 7.  Anterior :lying deep to pectoralis major along the lower border of pectoralis minor  Posterior—along the subscapular vessels  Lateral—along the axillary vein  Central—in the axillary fat  Apical (through which all the other axillary nodes drain)at the apex of the axilla above pectoralis minor and along the medial side of the axillary vein.

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