Non ovary non breast female pathos Flashcards
list incidence in USA of glynecologic tumors in females
endometrial > ovarian > cervical
list the worst prognosis of gynecologic tumours in females
ovarian > cervical > endometrial
why is cervical cancer so low
paps
vaginal tumor in girls < 4 years old
sarcoma botryoides/rhabdomyosarcoma
histopathos of sarcoma botryoids
spindle saphes cells
clear grape like polypoid mass emerging from vagina
desmin positive tumor
sarcoma botryoids of vagina
DES and vagina
clear cell adenocarcinoma @ upper vagina bc DES inhibits mullerina formation
vaginal squamous cell carcinomas
primary rare
usually secondary to cervilca squamous cell carcinomas
where does dysplasia and CIS beign in cervical pathos
at the basal layer of teh squamocolomnar junction ie the transition zone and extends outwards
describe CIN I
mild dysplaisa
~ 1/3
describe CIN II
moderate dysplasia
~2/3
describe CIN III
severe dysplasia
~ all of it
how long does it take to progress from CIN III to invasive squamous cell carcinoma cervix
ten eyars
peka incidence of dysplasia nd CIN for cervix
35 years
peak incidince of invasive carcinoma of the cervix
45 years (Ten years later)
what are teh bugs and genes associated with dysplasia and CIN in cervix
HPV 16 and 18
E6 - p53
E7 - Rb
presentation of cervical dysplasia
usually asymptomatic
may present as post coital vaginal bleedign
what is most common type of invasive carcinoma of cervix
squamous cell
what good is pap?
cervical sydplasia - koilocytes before it progresses to invasive carcinoma
how to diagnose invasive carcinoma cervix
colposcopy and biopsy
what is most common cause of loss in invasive carcinoma
lateral invasion can block ureters causing renal failrue