Onc Final Flashcards
a/w anterior mediastinal mass
thymoma
teratoma
thyroid neoplasm
terrible lymphoma
Rx for chemotherapy induced nausea
ondasetron
Rx for cancer associated anorexia
progestins
- megestrol acetate
- medroxyprogesterone acetate
features of tumor lysis syndrome
cell breakdown which releases Urate, P and K
P binds to Ca which causes hypocalcemia
how can breast cancer present
skin changes
palpable mass
nipple retraction
nipple discharge
best initial test for breast cancer
FNA
most accurate test for breast cancer
open biopsy
which breast cancer test allows to test for ER, PR and HER 2
core needle biopsy
what is the most important factor for prognosis and Rx of breast cancer
HER 2
which receptors are a/w worst breast cancer prognosis
HER 2
which receptors are a/w better breast cancer prognosis
ER and PR
screening for breast cancer
mammography starting at 50 yo but not required after 75
what cancer is a/w pagets disease of the breast
adenocarcinoma
how does pagets disease present
rash on nipple with ulcerating eczematous appearance
what is seen on biopsy of pagets disease of the breast
large cells with clear halo
next step in suspected fibrocystic disease of the breast
aspiration
what is seen on aspiration of fibrocystic disease of the breast
clear fluid
what should be done in all females with a suspicious breast mass who are undergoing FNA and why
mammography
could be bilateral
when should an US be done done in breast mass
painful
varies in size or pain with menstruation
when is PET scan indicated for breast mass
determine the content of abnormal lymph nodes
what does a positive BRCA mean
increased risk for breast and ovarian cancer
nothing else
what is the sentinel node
first node to be identified near the operative field in identified breast cancer
what is the significance of a negative sentinel node in breast cancer
no need for axillary lymph node dissection
Rx for breast cancer
if meet criteria
-lumpectomy with radiation
ER or PR positive should recieve
- aromatase -
- tamoxifen
- raloxifene
why is radiation done in breast cancer
prevents recurrence
criteria for surgery in breast cancer
primary tumor is resected
no other site of cancer
no comorbidities
complete resection is possible
SE of tamoxifen
endometrial cancer (uterine sarcoma)
clots
SE of aromatase inhibitors
osteoporosis
what are the aromatase inhibitors
anastrazole
letrozole
exemestane
what is the benefit of recieving trastuzumab
decreases risk of recurrence
who should recieve trastuzumab
those positive for HER 2
multiple first degree relatives have breast cancer
SE of trastuzumab
cardiotoxicity
what test should be done before starting trastuzumab
echocardiogram
when is adjuvant chemotherapy used in breast cancer Rx
lesions larger than 1 cm
positive axillary lymph nodes
where in the prostate does prostate cancer occur
peripheral zone
best initial test for prostate cancer
biopsy
most accurate test for prostate cancer
biopsy
how does prostate cancer present
obstructive symptoms when voiding
palpable lesion
-nodular or irregular
complications of prostatectomy
erectile dysfunction
urine incontinence
how are BPH and prostate cancer presentation different
BPH
- center
- smooth
prostate cancer
- peripheral
- nodular/irregular
what should all px with BPH be checked for
hydronephrosis
-if present place foley
what is the goal of hormonal manipulation in prostate cancer
shrink lesions that are already present
what is used to shrink prostate cancers
flutamide
leuprolide
ketoconazole
orchidectomy
next best step in a px with prostate cancer with suspected lumbar metastasis
glucocorticoids to preserve neurologic functions
what can an increased PSA be a/w
BPH
prostatitis
prostate cancer
what PSA level is most a/w prostate cancer
> 4
when is surgery not indicated in lung cancer
bilateral disease
malignant pleural effusion
heart, carina, aorta or vena cava are involved
small cell cancer
what are some risk factors for ovarian cancer
BRCA + (multiple first degree relatives)
estrogen replacement
what should be done in a px with positive BRCA and family history of ovarian cancer
pelvic US or CA-125
how does ovrian cancer present
woman above 50 with wieght loss and increased abdominal girth