Thursday - breast diseas clinical - Onello Flashcards

1
Q

why do men have nipples

A

until week 6, development is about the same in m/f.

gland development is due to placental hormones

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2
Q
polythelia
polymastia
athelia
amastia
thelarche
A
too many nips
too many boobs
no nips
no boobs
onset of secondary breast development ~12yo
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3
Q

tanner staging 1-5

breast

A

1 - preadolecent - elevated, no glandular tissue or increased pigmentation

2 - glandular tissue. nip and breast are single mound

3 - increased glandular. increased diameter and pigmentation

4 - nipple and areola form mound above breast

5 - nipple protrudes more

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4
Q

tanner staging 1-5

female genitals

A
1 - no pubic hair
2 - strait hair between labia
3 - more hair, gets darker
4 - hair is dense and curled
5 - more abundant - may go to thigh
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5
Q

tanner staging 1-5

male

A

1 - no hair
2 - light hair, scrotum becomes more textured
3 - hair goes to penis. testes and penis larger
4 - more hair, curling. glans gets bigger
5 - hair goes to thighs

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6
Q

gynecomastia causes

A

normal development usually

kleinfelters
testicular feminization
hormone tumor
hyper/o thyroid
cirrhosis
drugs
obesity
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7
Q

breast feeding is more common in:

A

weathy
eductaed
white
non-smoker

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8
Q

continuing breastfeeding

A

less than 35% are exclusively breast feeding @ 4 mo

recommended for 6mo

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9
Q

choosing treatment for sore breast

A

lactMed website

- says Dicloxacillin is safe

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10
Q

history q’s on breast exam

A
duration (pain/discharge)
change over time
relationship to menses
fam hx
gyn/endo hx
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11
Q

breast exam

good/bad findings

A
inspect supine
skin changes
discharge?
clavicular and axillary nodes
masses?

fine - smooth, mobile, well demarcated

bad - firm, irregular, fixed, skin thethering, ulceration, edema, nipple scaling, contour change

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12
Q

bi-rads

A
breast imaging reporting and data system
category 0-6
0- incomplete
1 - negative routine
2 - benign finding
3 - probably benign finding - short f/u
4 - suspicious --> biopsy 23-33% risk
5 - highly suggestive - biopsy, 95% risk
6 - known malignancy
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13
Q

Ultrasound for breast screening

A

best for 30 yo or younger

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14
Q

fibroadenoma vs cyst

A

cyst is anechoic

- lots of through transmission behind cyst

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15
Q

MRI for breast advantages

disadvantages

A

sensitive for small changes
good for dense breasts
used to determine if need surgery/type

takes long time
expensive
non-specific
can’t see calcifications

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16
Q

SCINTIMAMMOGRAPHY

A

uses Tc99m - concentrates in mitochondria

best for palpable lesions

not used for screening

17
Q

PET scan

A

metabolic activity
shows vascularization/ox consumption

expensive

18
Q

race differences in breast cancer

A

highest in whites

lowest in hispanics

19
Q

Fibroadenoma

A

benign. 20-30 y/olds
smooth round, mobile, affects by menses, usuall painless

hyperplastic of single duct

10% go away spontaneously

20
Q

cystadenoma phylloides

A

painless. cellular stroma, nuclear atypis, mitotic figures

excise with wide margins

21
Q

Abcess

A

usually staph or strep

22
Q

cyst

A

fluid filled, mobile round, non-tender

watch for 2-3 mo. aspiration

23
Q

trauma

A

usually cant recall
fibrotic scar/calcification - need tissue diagnosis
tx = watch it

24
Q

fibrocystic changes

A

common
usually bilateral
increase size and pain near menses

25
Q

lipoma

A

fatty
well defined
semi-firm, non-tender

take it out

26
Q

mammary duct ectasia

discharge

A

periductal fibrosis –>inflammation. usually thick grey and black
benign
self limiting
unilateral

tx = surgical
dx = ultrasound
27
Q

discharge

intraductal papilloma

A

wart-like
usually not palpable
serous/bloody discharge
40-50y/o

28
Q

fine needle aspiration pros cons

A

fast, painless, cheap, no mark, little chance of infxn, immediate results

less acurate
can't use with implants
I don''t know what she means by these:
in situ vs. invvasive
palpable lesion
cytotechnologist
29
Q

core needle biopsy pros cons

A

basicaly same as fine needle.

cons
less acurate
not complete description of tumor

30
Q

excisional biopsy

A

accurate
complete info about tumor
rare false -
may be treatment

cons
expensive
invasive/painful
time to heal
more risk of infection