Cervical Cancer Screening Flashcards
what is the cause of virtually all cases of cervical cancer?
HPV
how does the anatomy of the cervix change as a patient ages?
squamocolumnar junction moves closer to the external os
NILM
negative for intraepithelial lesions or malignancy
ASCUS
atypical squamous cells of undetermined significance
LSIL
low-grade squamous intraepithelial lesion
ASC-H
atypical squamous cells, cannot exclude HSIL (high grade)
HSIL
high-grade squamous intraepithelial lesion
AGC
atypical glandular cells
lesion in which part of the epithelium is replaced by cells showing varying degrees of atypia
dysplasia
low-grade lesion with low risk of progression; mild atypia in lower third of epithelium
CIN 1
moderately atypical cells confined to the lower 2/3 of epithelium
CIN 2
strong predictor for progression to cervical cancer; severely atypical changes where over 2/3 of the epithelial thickness and includes full-thickness lesions
CIN 3
at what age should cervical cancer screening begin?
21
what is used to screen for HPV?
cytology (pap smear) q 3 years
what patients need testing for STIs?
< 25 and sexually active