L30 - PATHOLOGY OF THE FEMALE GENITAL TRACT Flashcards
List 2 causes inflammation of vulva, vagina?
UTI e.g. Candida albicans
STD infection
List 2 non-neoplastic epithelial disorders of vulva and mucosa?
Lichen Sclerosis
Squamous hyperplasia
List 3 major types of neoplasm of the Vulva and vagina? ***
Adenocarcinoma
Invasive squamous cell carcinoma (SCC)
Vulvar and Vaginal Squamous Intraepithelial Lesion (SIL)
List 2 diseases of cervix caused by low-risk HPV?
Condyloma accuminata (anogenital warts)
Condyloma planum (flat)
List 4 Risk factors of cervical carcinoma?**
- HPV infection: High risk ***
- Early marriage and pregnancy
- Sexual promiscuity and STD
- Smoking
1 test for HPV status of cervical cancers?**
HPV molecular testing
Genotype + detection of HPV
Define the 2 types of Vulvar intra-epithelial neoplasia (VIN) or Vulvar Squamous Intraepithelial Lesion (SIL)?
Classic type: asso. with HPV infection
Differentiated type: asso. with chronic irritation such as lichen sclerosis or squamous hyperplasia, NO HPV INFECTION
3 causes of Invasive squamous cell carcinoma at vulva, vagina and cervix?
1) High-risk HPV infection»_space; Classic VIN/HSIL»_space; Basaloid or warty SCC
2) Differentiated VIN/SIL»_space; Keratinizing SCC
3) Second malignancy: cervical origin (LSIL/ invasive)
High risk, Low risk HPV genotypes?
High risk oncogenic: cause HSIL or CA: genotype 16,18…
Low risk non-ongenic: cause Anogenital warts or LSIL: genotype 6,11
What type of cervical cancer do most HSIL progress to ?
Carcinoma»_space; SCC of cervix
Prevention of cervical cancer? (2)
Avoid risk factors
HPV Bivalent, Tetravalent, Nonavalent vaccines
How to tell HSIL from invasive cervical cancer?
HSIL = No stromal invasion and dissemination
List 4 reasons for the success of cervical cancer screening? exam
- Cervix easily accessible to cytological screening
- Long period of progression from precursor lesion to invasive cancer
- Cost-effective cytology test
- Effective early treatment
List 2 main forms of Adenocarcinoma of Vulva and Vagina?
Extramammary Paget’s disease
Primary Adenocarcinoma (asso. w/ DES exposure + Vaginal adenosis)
2 detection technique for cervix carcinoma?
- Exfoliative cytology “Pap smear”: scraping the squamo-columnar junction
- Colposcopy and biopsy: identify cervical neoplasia
Endocervical polyp: presentation?
Single polyp
Usually asymptomatic/ vaginal bleeding or discharge
Histological features of SIL in the Cervix? Location?
@ Transformation zone of Cervix
Malignant features:
increase in N:C ratio, nuclear pleomorphism, increased and abnormal mitotic figures