Info

Chemo Secrets From a Breast Cancer Survivor

Breast Cancer Survivors

Get Instant Access

o t"1

Fig. 2.2. (a) Schematic lateral view of female breast. (b) A mediolateral-oblique (MLO) projection of the breast demonstrating anatomic structures: (A) pectoralis muscle, (B) nipple, (C) adipose tissue, (D) glandular tissue, (E) blood vessel, (F) lymph nodes, (G) Cooper's ligaments, (H) latissimus dorsi muscle.

Breast cancer arises in the glandular tissue. Obviously, then, mammography's goal should be to image the glandular tissue with as much contrast and detail as possible within the limitations of acceptably low radiation exposure. The distribution of breast cancer is approximately proportional to the amount of glandular tissue in each quadrant of the breast (Figure 2.3). Nearly half of the breasts total glandular tissue is in the upper outer quadrant and 45 percent of all breast cancers develop in that same upper outer quadrant. Choosing the views that best delineate the glandular tissue of the breast is crucial to good mammography. Performing extra views, whenever necessary, is an indispensable part of a complete mammographic study.

Ectopic (misplaced) glandular tissue commonly develops in the low axillary region (Figure 2.4). On physical examination, this area may feel firm, finely nodular, or grainy. Frequently, one side contains more ectopic tissue than the other. The mammogram should always include the low-axillary region, because on rare occasions, ectopic tissue in this area may be harboring a cancer.

There is no consensus regarding the optimal method to position the mammogram on the viewbox for interpretation. This lack of consensus is unfortunate because radiologists who become familiar

Was this article helpful?

0 0
10 Ways To Fight Off Cancer

10 Ways To Fight Off Cancer

Learning About 10 Ways Fight Off Cancer Can Have Amazing Benefits For Your Life The Best Tips On How To Keep This Killer At Bay Discovering that you or a loved one has cancer can be utterly terrifying. All the same, once you comprehend the causes of cancer and learn how to reverse those causes, you or your loved one may have more than a fighting chance of beating out cancer.

Get My Free Ebook


Post a comment