Solid tumors Flashcards
highest incidence cancer
breast
high prevalence of prostate cancer
black men
high prevalence of liver cancer
asian immigrants
EtOH
lower prevalence of melanoma
dark skinned
Most cases of breast cancer are ______.
~ 20% of cases occur in patients with ______.
Most cases of breast cancer are SPORADIC.
~ 20% of cases occur in patients with OTHER AFFECTED CLOSE FAMILY MEMBERS.
BRCA1 or BRCA2
breast/ovarian cancer
AD
other causes of inherited breast cancer
p53 (Li Fraumeni), PTEN, CDH1, ATM, XXY (Klinefelter)
mutations –> colorectal cancer
APC
LKB1
MMR
mutations –> melanoma
CDKN2A
p16lnk4a
MTS1
base excision repair genes
mutations –> retinoblastoma
Rb
mutations –> pheochromocytoma
VHL (von hippie-lindau)
RET
mutations –> neurofibromatosis
NF1
intrinsic risk fx for INC breast cancer
younger menarche
nulliparity
> 30 y/o at first live birth
inc endogenous estrogen levels/bone density
intrinsic risk fx for DEC breast cancer
oophorectomy before age 40
inc # pregnancies
breast-feeding
extrinsic risk fx for INC breast cancer
hormone replacement therapy
OCP
DES
ionizing radiation (esp during puberty)