BREAST Flashcards
How common are breast abscesses?
a) 1 in 3
b) 1 in 30
c) 1 in 300
d) 1 in 3000
c) 1 in 300
which age group does breast abscesses mostly affect?
child-bearing females
what physiological state can predispose to breast abscesses
breastfeeding
what is the most common cause and organism of breast abscesses?
bacterial infection (s. aureus) causing collection of pus underneath the skin
What breast condition is breast abscess a severe complication of?
Breat mastitis usually of a lactating women
What history and examination would indicate breast abscess?
History of mastitis
Fever and general malaise
A painful, swollen lump in the breast, with redness, heat, and swelling of the overlying skin.
What is the management of breast abscess after confirmation from history and physical examination?
Urgent refferal:
1) Confirmation of the diagnosis (by ultrasound).
2) Drainage of the abscess (by ultrasound-guided needle aspiration or surgical drainage).
3) Culture of fluid from the abscess (which will be used to guide the choice of antibiotic).
name a complication for breast abscesses
can be pre-malignant
what antibiotics would you commonly give for
a) Lactating breast mastitis
b) Non lactating breat bastitis
+ analgesia and bath in warm water to relieve pain
a) 10-14 days of flucloxacillin ( cla/erythromycin is alternative)
b) Co Amoxiclav 10-14 days ( Cla/erythromycin + metrionadazole )
what antibiotics would you give for a MRSA breast abscess
clindamycin
trimethroprim
what proportion of all female cancers is breast carcinoma?
a) 1/100
b) 1/3
c) 1/50
d) 1/10
b) 1/3
among which group is breast carcinoma the most common cancer?
non-smokers
name 5 risk factors for breast carcinoma
female Previous breast cancer age >50 late age for first pregnancy >30 early menarche <13 Late menopauce >51 COCP/HRT family history obesity radiation Absent breast feeding Mastitis is severe or recurrent.
Which of these is not a genetic mutation/syndrome responsible for breast cancer?
a) BRCA1/2
b) li Fraumeni
c) Cowden’s
d) familial hyperlipidaemia
e) TP53 mutation
d) familial hyperlipidaemia
what is HER2 ?
proto-oncogene
what is an acquired HER2 mutation associated with in terms of breast carcinoma?
worse outcome
how are HER2 mutations treated?
herceptin
what type of breast carcinoma is most common?
adenocarcinomas - ductal
name 4 symptoms that may be present with breast carcinoma
tethering dippling ulceration New palpable mass (lumo) Discharge from nipple = blood stained Unilateral breast stize peau d'orange Rash around nipple Eczema = Paget disease No pain
what is the triple assessment for breast cancer?
palpation
imaging (mammography/US/MRI)
needle aspiration cytology
which receptor status brings the best prognosis in breast cancer?
a) oestrogen positive, progesterone positive
b) oestrogen positive, progesterone negative
c) oestrogen negative, progesterone negative
c) oestrogen negative, progesterone positive
a) both positive
why would radiotherapy be given in breast cancer?
reduce recurrence
why would chemo be given in breast cancer?
high risk cases
what is tamoxifen?
oesterogen supressor