Breast / PCOS – Flashcards
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fibrocystic dz, fibroadenomas, intraductal papilloma, infxn:mastitis or breast abscess
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benign breast dz (lumps)
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common in premenopausal women over 20y/o, pain, swelling, fluctuation in size, freq. bilateral, vary with menstrual cycle,
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fibrocystic breast dz
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cyst fluid is clear straw colored, dark green, but if bloody needs a bx
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fibrocystic breast dz
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benign neoplasm seen in young women within 20 yrs after puberty, minimal risk to breast cancer, dx with mammogram or US
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fibroadenoma
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most common discrete mass in women <30y/o, enlarge during pregnancy and involute after menopause, typically1-3 cm,
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fibroadenoma
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well encapsulated, smooth, firm, rubbery, mobile mass, mammogram and US show well circumscribed borders
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fibroadenoma
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dx with core needle bx or repeat US and breast examination, excision if size or symptoms increase
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fibroadenoma
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benign tumor within milk ducts that can lead to carcinoma in situ (DCIS), may present as breast lump, nodule on US or nipple discharge
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intraductal papilloma
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MCC of bloody nipple d/c
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intraductal papilloma
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appearance: mammogram will how mass or calcification, US: solid mass with a cyst, palpable lump or bloody nipple d/c
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intraductal papilloma
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dx: US bx, stereotactic core bx, fine needle aspiration, wire directed excisional bx
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intraductal papilloma
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paget's dz of breast, infxn (mastitis, breast abscess, fibrocystic dz, fibroadenomas, intraductal papilloma
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benign breast dz (pain with lump)
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swelling, erythema, warmth, tenderness, induration of central or peripheral breast, purulent nipple d/c,
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mastitis (which and progress to breast abscess)
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MC staph aureaus but consider MRSA
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mastitis (which and progress to breast abscess)
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blister or ulcer in breast you want to think what?
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paget's dz (could be malignant)
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persistent scaling, eczematous or ulcerating lesion involving the nipple, areolar complex
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paget's dz (could be malignant)
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presence of malignant intraepithelial adenocarcinoma cells within epidermis of nipple
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paget's dz (could be malignant)
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galactorrhea or gynecomastia
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benign breast complaints
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d/c of milk or milk like secretion past 6 mo, is often idiopathic or from trauma, nipple stimulation, hypothyroidism or hyperprolactinemia
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galactorrhea
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benign enlargment of male breast resulting from proliferation of glandular tissue, increased breast sensitivty to estrogen level
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gynecomastia
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causes: steroid abuse, obesity, genetic d/o, chronic liver dz, hyperthyroid, meds like diuretic, estrogens, INH, marijuana, EtOH
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gynecomastia
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fat depostion without glandular proliferation, often seen in obese men
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pseudogynecomastia
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mass, spiculated mass, mass, architectural distortion, calcification mass, calcification
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mammogram results
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cysts, solids, masses
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US results
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which dx tool has can see the smallest nodule or mass
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MRI
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use for cysts, solid lumps or masses, can't distinguish between invasive and non invasive
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fine needle aspiration
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needle placed in mass an 3-5 cores are tken in formatlin, invasion can be deteremined
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core needle bx
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large volume of tissue studied, visually verifty sampling and usually is dx
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US guided bx
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use for bx of calcifications or non palpable masses or excision of calcifications
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wire directed excisional bx
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minimally invasive, used for nonpalpable mammographic suspicous lesions
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stereotactic core bx
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RF: female, over 50, white, no kids, early menarche, late menopause, first degree relative, excessive ETOH
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breast cancer
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risk reduction: exercise, maintain normal wt, breastfeed, diet of fruits and veggies, avoid smoking and minimize ETOH, prophylactic dx
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breast cancer
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malignancy usually has no pain, nipple inversion is underlying sign, slit line nipple retraction
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breast cancer
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nipple discharge can be bilateral or unilateral that involve multiple ducts and assoc with mass
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breast cancer
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large single tumor with extensive lymph node involement, edema, erythema, pitting, look like an infxn
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breast cancer
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MC types are invasive ductal and invasive lobular
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breast cancer
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<1%, RF: klinefelter's syndrome, chronic liver d/o, BRCA 2 mutation
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male breast cancer
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tx can cause lymphedema, long thoracic nerve injury (winging of scapula), thoracodorsal nerve injury, hematoma
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breast cancer
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start 6 weeks after surgery id not receiving chemo, start after chemo if needed, SE: fatigue, hyperpigmentation, desquamation, breast firmness or heaviness
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radiation therapy for breast cancer
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used for >1 cm invasive or <1 cm high grade invasive, if lymph node metastaic breast cancer is seen, hair loss, stomatitis, mucositis, wt gain, leukopenia
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chemo for breast cancer
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cardiomyopathy from adriamycin, hemorrhagic cystitis from cyclophosphamide, numbness or paresthesias from 5 fluorouracil, hypersensitivity from taxanes
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drug specific toxicity from chemo
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tamoxifen, for estrogen receptor +, invasive breast cancer, ductal carcinoma in situ, pre and post meno pausal women, raloxifene--used in pts with elevated breast cancer risk
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selective estrogen receptor modulators (SERM)
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help preserve bone mineral density, for thromboembolic events, endometrial cancer
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SERM
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blocks aromatase enzymes in adrenal gland, ovaries, fat, muscle, liver--given to post menopausal women only for invasive breast cancer fewer side effects and more effective than tamoxifen
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aromatase inhibitors
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anastrazole, letrozole, exemestane
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aromatase inhibitors
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what increases risk for thromboembolic events
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tamoxifen and raloxifen
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non invasive breast cancer
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DCIS, LCIS (lobular carcinoma in situ)
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normal physical exam, confined to duct system and progress to invasive, lesion are multifocal
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DCIS
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arise from lobules, terminal ducts, incidental finding from breast bx, multifocal or bilateral and can develop invasive Ca in either breast
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LCIS
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oligo or anovulation, hyperandrogenism or polycystic ovaries
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PCOS
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MCC of infertility in women
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PCOS
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T/F: do all women with PCOS have polycystic ovaries
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false
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T/F: do all women with polycystic ovaries have PCOS
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false
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what is most potent circulating androgen
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testosterone
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T/F: is PCOS from high concentration of androgen
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true
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T/F: is there a low sex hormone binding globulin in pts with PCOS
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true
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immediate precursor to testosterone ? and what stimulates the thecal secretion of this androgen?
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androstenedione and LH stimulates the thecal secretion
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ovarian androgen production may increase as result of what?
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increased thecal cells, increase LH stimulation, hyperinsulinemia assoc iwth LH, increase expression of LH receptor
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estrogen levels are normal but progesterone is low and other androgens are high
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PCOS
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if progesterone is low what are women at risk of
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heavy menses and endometrial hyperplasia
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infertilty, hirsutism, acne, obesity, menstrual irregularity, ovarian enlargement, acanthosis nigricans
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PCOS
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hCG, TSH, PRL, then check hormone levels, then fasting insuline, lipid panel or pelvic US if needed
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PCOS
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moderate hirsutism you want to check the DHEA -S to r/o androgen secreting tumor
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PCOS
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string of pearls on US
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PCOS
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diabetes, hyperlipidemia, obesity, HTN, eating d/o, sleep apnea
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PCOS assoc d/o
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rhythm, caution during ovulation times
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fertility awareness method
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checking secretions to make sure you don't have any
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2 day method
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for breastfeeding women, used for first 6 mo, reduces GnRH, LH, and FSH
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lactational amenorrhea method
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assoc with UTI, BV and yeast, insert 6 hr prior to coitus and remove 6-24 after
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diaphragm
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successful fitting is critical, leave for 48 hrs and must leave for at least 6 hrs
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cervical cap
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can be left in place and repeated use for up to 24 hrs
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the sponge
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CI: severe cirrhosis, pregnant, DVT/PE, heart problems, migraine with aura, SLE
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contraceptives
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what reduces effectiveness of COC
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rifampin, phenytoin, phenobarbital, carbamzepaine, topriramate, st john's wort, griseofulvin
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can xray
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nexplanon
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5 rods
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norplant
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1 rod
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implanon