0Background Worldwide, breast cancer is the most frequently diagnosed life-threatening cancer in women and the leading cause of cancer death among women. Many early breast carcinomas may be asymptomatic; pain or discomfort is not usually a symptom of breast cancer. Breast cancer is often first detected as an abnormality on a mammogram before it is felt by the patient or healthcare provider. The general approach to evaluation of breast cancer: triple assessment: clinical examination, imaging (usually mammography and/or ultrasonography), and needle biopsy Surgery is considered primary treatment for breast cancer. Many patients with early-stage breast cancer are cured with surgery alone. Anatomy 1. 2. 3. 4. 5. 6. 7. 8. The basic units of the breast are the (TDLUs), which produce the fatty breast milk. Two-thirds of the lactiferous tissue is within 30-mm of the base of the nipple. The drain the milk from TDLUs into 4–18 lactiferous ductswhich drain to the nipple the milk-glands-to-fat ratio is 2:1 in a woman 1:1 in a non-lactating woman. (, ), , and the suspensory . Sensation in the breast is provided by the , by means of the front anterior and lateral cutaneous branches of the fourth-, the fifth-, and the sixth T-4 nerve , which innervates the , supplies sensation to the nipple-areola complex. extend from the level of the second rib to the level of the sixth rib in the front of the Breast tissue can extend from the to the middle of the
0Background Worldwide, breast cancer is the most frequently diagnosed life-threatening cancer in women and the leading cause of cancer death among women. Many early breast carcinomas may be asymptomatic; pain or discomfort is not usually a symptom of breast cancer. Breast cancer is often first detected as an abnormality on a mammogram before it is felt by the patient or healthcare provider. The general approach to evaluation of breast cancer: triple assessment: clinical examination, imaging (usually mammography and/or ultrasonography), and needle biopsy Surgery is considered primary treatment for breast cancer. Many patients with early-stage breast cancer are cured with surgery alone. Anatomy 1. 2. 3. 4. 5. 6. 7. 8. The basic units of the breast are the (TDLUs), which produce the fatty breast milk. Two-thirds of the lactiferous tissue is within 30-mm of the base of the nipple. The drain the milk from TDLUs into 4–18 lactiferous ductswhich drain to the nipple the milk-glands-to-fat ratio is 2:1 in a woman 1:1 in a non-lactating woman. (, ), , and the suspensory . Sensation in the breast is provided by the , by means of the front anterior and lateral cutaneous branches of the fourth-, the fifth-, and the sixth T-4 nerve , which innervates the , supplies sensation to the nipple-areola complex. extend from the level of the second rib to the level of the sixth rib in the front of the Breast tissue can extend from the to the middle of the
78358014-Breast-Cancer.docx