19-7 Physical Exam Breast and Axilla Flashcards
what 7 things are used to describe the changes in a breast lump or mass
- location
- size
- shape
- consistency
- mobility
- borders
- retraction
how to describe the location of a breast lump
clock position and distance from nipple
how to describe the size of a breast mass or lump
in centimeters: length, width, thickness
how to describe the shape of a breast lump
- round
- discoid
- lobular
- stellate
- regular or irregular
how to describe the consistency of a breast mass or lump
- firm
- soft
- hard
how to describe the mobility of a lump or breast mass
- movable (in what direction)
- fixed
how to describe the borders of a breast mass or lump
- discrete
- poorly defined
how to describe retraction in breast mass or lump
- presence or absence of dimpling
- altered contour
- nipple discharge
- tender lymph nodes
- medication taken
what are nonmodifiable factors for breast cancer
- age
- gender risk factors
- personal history of breast cancer
- FMH of breast cancer
- previous breast biopsy
- race
- previous breast radiation
- early menarche
- late menopause
- breast density
- DES therapy
what are modifiable risk factors for breast cancer
- nullparity (late childbirth)
- hormone therapy
- alcohol
- obesity and high fat diets
- lack of physical activity
how many lobes are in each breast
15 to 20
how many lobules are in each lobe
20 to 40
what are the milk producing cells called
acini cells
what duct drains milk from each lobe onto the surface of the nipple
lactiferous ducts
what muscles forms the floor of the breast
- pectoralis major
- pectoralis minor
- serratus anterior
- latissimus dorsi
- subscapularis
- external oblique
- rectus abdominis
where in the breast is the greatest amount of glandular tissue
upper outer quadrant (tail of spence)