Endocrine System

Joan Barker, age fifty-six years, comes for a routin" rel="nofollow">ine physical examin" rel="nofollow">ination. She states that she has been in" rel="nofollow">in perfect health and has no complain" rel="nofollow">ints. She has a history of asthma but currently requires no medications of any kin" rel="nofollow">ind. Her physical examin" rel="nofollow">ination is completely normal, except for a 2-cm firm, nontender, nonmobile mass in" rel="nofollow">in the upper outer quadrant of her left breast. She in" rel="nofollow">indicates that she does not perform regular breast self-examin" rel="nofollow">ination and that she did not know the mass was there. She has no family history of breast cancer and has never been pregnant.Answer the followin" rel="nofollow">ing questions about Ms. Barkers condition: What term is used to describe the benign condition that may have caused Ms. Barkers breast mass? What is in" rel="nofollow">inside the cysts of fibrocystic breast disease? Mammography and ultrasonography reveal a solid lesion (not cystic). What is the most common type of breast cancer? Biopsy determin" rel="nofollow">ines that Ms. Barker has in" rel="nofollow">invasive carcin" rel="nofollow">inoma of the breast. What is the difference between ductal carcin" rel="nofollow">inoma in" rel="nofollow">in situ and in" rel="nofollow">invasive carcin" rel="nofollow">inoma of the breast? Ms. Barkers breast cancer has metastasized to her lungs. What is the difference between metastatic lung cancer and primary lung cancer?