Cervical Cancer Flashcards

1
Q

most cervical cancers are what type

A

squamous cell carcinomas

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2
Q

after squamous what is the most common type of cervical cancer

A

adenocarcinoma

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3
Q

what are most squamous cancers of the cervix caused by

A

HPV-70% due to HPV 16 and 18

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4
Q

which types of HPV are linked with cervical cancer

A

16 and 18

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5
Q

what are the risk factors for cervical cancer

A

smoking
STI long term contraception use
age of first sexual intercourse
immunodeficiency

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6
Q

how does cervical cancer tend to present

A

abnormal vaginal bleeding

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7
Q

what does stage 1a cancer mean

A

it is microscopic

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8
Q

stage 1b

A

visible lesion

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9
Q

stage 2a

A

vaginal involvement

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10
Q

stage 2b

A

parametrial involvement

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11
Q

stage 3

A

lower vagina/pelvic sidewall

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12
Q

stage 4

A

bladder/rectum or mets

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13
Q

what is a nabothian cyst

A

a mucus cyst on surface of cervix, most often caused when stratified squamous epithelium of ECTOcervix grows over the simple cCOLUMNAR EPITHELIUM of the endocervix

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14
Q

what are the symptoms of cervicitis

A

non specific acute/chronic inflammation

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15
Q

what can silent cervictiits cause and why

A

infertility due to simultaneous silent fallopian tube damage

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16
Q

what is follicular cervicitis

A

sub epithelial reactive lymphoid follicles present in cervix

17
Q

are cervical polyps premalignant

18
Q

what HPV type are genital warts

19
Q

describe the appearance of genital warts

A

condyloma acuminatum-thickened papillomatous squamous epithelium with cytoplasmic vaculoation (koilocytosis)

20
Q

what is CIN

A

pre-invasive stage of cervical cancer, occurs at the transformation zone, can involve a large area, dysplasia of squamous cells, not visible by naked eye, asymptomatic

21
Q

what does koilocytosis indicate

A

HPV infection

22
Q

what is CIN 1

A

basal 1/3 of epithelium occupied by abnormal cells
radised numbers of mitotic figures in lower 1/3
surface cells quite mature but nuclei slightly abnormal

23
Q

what is CIN II

A

abnormal cells extend to middle 1/3
mitoses in middle 1/3
abnormal mitotic figures

24
Q

CIN III

A

abnormal cells occupy full thickness of epithelium

mitoses often abnormal in upper 1/3

25
what does invasive squamous carcinoma develop from
pre-existing CIN, therefore most cases should be preventable by screening
26
what is CGIN
cervical glandular intraepithelial neoplasia
27
what are the problems with CGIN
more difficult to diagnose on cervical smear than squamous
28
CGIN is preinvasive phase of what
endocervical adenocarcinoma
29
what is the prognosis of adenocarcinoma compared to squamous
worse
30
what is the epidemiology of adenocarcinoma
higher SE class, later onset of sexual activity, smoking, HPV particularly HPV 18
31
what else is also caused by HPV
Vulvar intraepithelial neoplasia vaginal intraepithelial neoplasia (VaIN) Anal Intrepithelial neoplasia (AIN)
32
what is vulval intraepithelial neoplasia associated with
pagets disease
33
what demographic tend to get vulvar intraepithelial neoplasia
bimodal-young women (often multifocal, recurrent or persistent causing treatment problems), older women-greater risk of progression to invasive squamous carcinoma three grades like CIN often but not always HPV related
34
describe features of Vulvar invasive squamous carcinoma
usually elderly women, ulcer or exophytic mass most are well differentiated spread to inguinal lymph nodes which is most important prognostic factor surgical treatment-radical vulvectomy and inguinal lymphadenectomy
35
describe vulvar pagets disease
crusting rash tumour cells in epidermis, contain mucin mostly no underlying cancer, tumour arises from sweat glands in skin