Class notes breast/lymph Flashcards
What is the site of most breast tumors?
upper outer quadrant is site of most breast tumors.
Breast has an extensive lymphatic drainage; most (75%) drain into what side?
ipsilateral side.
What are the 4 groups of axillary lodes?
Central axillary
Pectoral (anterior)
Subscapular (posterior)
Lateral
in the adolescent mean age of onset breast development is: (caucasian & a. american)
mean age 8-9 (African American); 10 (Caucasian)
Now—onset of breast development is earlier or later?
earlier.
early breast development linked to:
greater BMI and reflects rise in obesity in U.S.
Beginning of breast development precedes menarche by how many years?
2 years.
Pregnant woman: after 4 months—what may be expressed in the breast?
colostrum
how long can colostrum be expressed in the pregnant woman after birth?
until 1st few days after delivery.
Colostrum rich with _____?
antibodies
Changes to nipples during pregnancy:
areolae larger, darker
Aging adult: after menopause—ovarian secretion of what hormones are decreased.
estrogen and progesterone
Breast glandular tissue atrophies, replaced by what type of tissue?
fibrous connective tissue.
Decreased ____, _____ in breast in aging adult
size and elasticity
Drooping in aging adult breast—accentuated by what in some older women.
kyphosis
Breast lumps may also be more or less palpable in aging adult?
more
Male breast: during adolescence—temporary enlargement is called what?
gynecomastia
Gynecomastia may also occur in aging males as a result of what deficiency?
testosterone deficiency
Tumor suppressor genes are called ____, ____ affecting breast cancer
BRCA1 , BRCA2
BRCA1 & BRAC2 mutation increases risk for developing what type of cancers?
breast and ovarian cancers.
3 reasons women would be least likely to have had a mammogram:
Less than a high school education
No health insurance
Recent immigrant
Pain: assess for:
PQRST
Common pain to assess for:
cyclical pain
Assess for lump:
how long have you had it?
Assess for relationship of lump to:
menstrual cycle
Assess for discharge in breast:
color, consistency, odor