Breast Mass Flashcards
Step 1 of breast development?
An ingrowth of primary tissue bud arises in the mesenchyme
Step 2 of breast development
The primary bud develops 15-20 secondary buds
What develops, from the secondary buds?
Epithelial cords
Lactiferous ducts develop and open into what?
A shallow mammary pit
What happens if a mammary pit fails to elevate above skin level?
Inverted nipple
Amastia, i.e absence of the breast, is rare, but what causes it
Mammary ridge stops developing at the 6th fetal week
What is Poland’s syndrome.
Absence of the breast, and rib defects, in which they are not there or inwards
What is a Mamogram
Breast X-Ray for women over 35
We often do routine mamograms for women, what are the indications
Every year after they reach 50
When we find lesions through mamograms, what differentiates benign from malignant
Benign is a round, fat containing lesion. Malignant is a distorted linear lesion.
What investigation do we do for women younger than 35?
Ultra sound
Ultra sound can differentiate between what…?
Cystic and solid masses
What, when added to an US, can differentiate between benign and malignant lesions
Doppler
What is the guiding principle of treating chest infections??
Giving antibiotics immediately. To stop abscess formation
What is Mastitis Neonatorum?
Continued enlargement of breast bud in first week or two of life
