Screening and Vaccination Cervical CA Flashcards
What are the tests done in Cervical Cancer Screening?
CO-TESTS
HPV DNA Test
Reflex LBC (liquid based cytology)
Colposcopic biopsy
Which HPV genotypes cause cancer?
16 and 18
When do you start screening and interval of Cervical Cancer?
From 25yrs of age
Every 5 yrs
What tests do you do in an asymptomatic 25yr old for cervical cancer screening?
HPV DNA sequence only
What tests do you do in an symptomatic 25yr old for cervical cancer screening?
HPV DNA test and Reflex LBC
(Co-test)
F/b COLPOSCOPIC BIOPSY
Frequency of tests in an immunosuppressed pt for cervical cancer screening?
Every 3 yrs
(Every 5 yrs in normal pt)
Histopathology of Cervical Cancer
Dysplasia of columnar to squamous cells in transitional zone
Symptoms of Cervical cancer
Post-coital bleeding
Post menopausal bleeding
Cervical Cancer screening done in
- Vaccinated
- Non-vaccinated
- Hysterectomy with cervix portion left
- DES exposure - yearly
- Pregnancy
- Post-meno (give vag estrogen - stop before 3 days of trsting)
Screening pathway in HPV positive (not 16,18)
HPV + (not 16,18)
LBC - negative/LSIL
.
repeat after 1 yr
.
same result
.
repeat after 1 yr
HPV+
.
Colposcopy (2yrs)
If HPV-ve, 5 yearly screening
A patient had positive co-test (HPV and LBC) 1yr ago. The co-test is positive again when tested. In what cases of HPV+ (not 16,18) should colposcopy be done immediately?
- > 50yrs
- Aborginal or Torres island woman
- Screening not done for >7yrs before the initial test
Cervical Cancer Screening co-test positive for HPV16,18. Next step of management?
Colposcopic biopsy
Co-test unsatisfactory in Cervical Cancer Screening, when to re-test again?
6-12 weeks
Cervical Cancer Screening co-test shows HPV+(not 16,18), LBC shows HSIL. Next step is to?
a. Colposcopy
b. Re-test after 12 months
a. Colposcopy
Management of Cervical Cancer (HSIL)
- Cold knife
- LLETZ
.
Co-test after 1 yr -ve
.
Co-test after 1 yr -ve
.
Screening every 5yrs
(Negative co-test for 2 consecutive years)