Cervix, vulva, vagina, cervix, fallopian tubes, ovaries Flashcards
bacterial std
neisseria
treponema
haemophilia
calymmatpbacterium donovani
viral std
HIV 1,2 HSV 1,2 chlamydia,mycoplasma chlamydia trachomatis (L), lymphogranuloma venereum c.trachomatis, ureaplasma urelyticum
other stds
trichomonas
arthropod
oropharyngeal herpes serotype
HSV 1
genital, mucosal, skin HSV serotype
HSV2
herpes simplex gross
red papules ➡️ vesicles, pustules, ulcers
herpes simplex histo
multinucleation molding-kissing nuclei margination inclusion bodies ground glass nuclei or perinculear halo
genital herpes s/sx
fever
malaise
cervical and vaginal:
pelvic pain
purulent discharge
complications of genital herpes simplex
latent infection 2/3 recurrences
neonatal transmission
genital herpes simplex diagnosis
immunologic
serology
biopsy
treatment for latent HSV
noooone
may shorten the length of the initial and recurrent assymptomatic phase
Acyclovir
Fancyclovir
lymphogranuloma venereum agent
Chlamydia trachomatis serotypes L1,2,3
lymphogranuloma venereum causes
cervisitis
cervitis by lymphogranuloma lesion
- painless genital ulcer
- swelling of inguinal lymph nodes - stellate abscesses surrounded by epitheloid cells
- scarring in chronic cases- elephantiasis of the vulva
lymphogranuloma venereum diagnosis
Frei test - chlamydial antigen
cause of vulvar condyloma acumintatum
HPV
low risk HPV types
6, 11
42, 44
high risk HPV
16, 18
31, 33
gross HPV
papillary or cauliflower outgrowth
HPV histo
papillary overgrowth hyperkeratosis acanthosis parakeratosis hyperkeratosis koilocytic vacuolization
raisinoid nuclei and nuclear halo is seen in
HPV
cytopathic changes in pap smear of HPV inf
nuclear atypia
perinuclear halo
exfoliated squamous cells
vulvar chancre is caused by
Treponema pallidum
vulvar chancre gross
painless shallow ulcer
histo vulvar chancre
ulceration
chronic inflammation
vasculitis
diagnosis of vulvar chancre
darkfield microscopy
fluorescence
silver stain
serology
granuloma inguinale is caused by
Calymmatobcterium granulomatis
gross granuloma inguinale
painless ulcers with rolled borders and friable base- coalesce
granuloma inguinale histo
nonspecific
granulomatous rxn with no caseation
Donovan bodies
donovan bodies invade
cytoplasm of histiocytes
trichomoniasis agent
Trichomoniasis vaginalis
trichomoniasis lasts for
4 days to 14 weeks
trichomoniasis gross
copious purulent yellow frothy discharge
strawberry appearance
severe dilatation of mucosal vessels
strawberry cervix is seen in
trichomoniasis
crab louse infection
pediculosis pubis
main causative agent of bacterial vaginosis
Gardnerella vaginalis
Gardnerella vaginalis is a
G- coccobacilli
vaginitis or vaginosis s/sx
thin, gray fishy odor vaginal discharge
inflammation of the placenta caused by G. vaginalis
chorioamnionitis
G. vaginalis histo
clue cells
- individual sq cells covered by a layer of coccobacilli along the margin
pruritus, curdlike vaginal discharge caused by disturbance in vaginal microbial system
candidiasis
which disease is not considered an STD?
candidiasis
diagnosis of candida albicans
wet KOH mount
papsmear
candida albicans histo
nonseptated pseudopores or filamentous fungal hyphae in wet KOH
balls and spaghetti in microscopy is seen in
Candida albicans infection
ascending type of infection
most serious complication of gonorrhea in women
pelvic inflammatory disease
PID s/sx
pelvic pain
fever
adnexal tenderness
causative agents of PID
Gonococcus
Chlamydia trachomatis
Puerperal infections
GC in PID starts to appear
2-7 days after inoculation
puerperal infection microbes
Strep Staph Coliform Clostridium perfingens Enteric
most common site of Gonococcal infection
endocervix
involvement of tubo-ovaria regions in PID leads to
tubo-ovarian abscess
non GC caused PID spread
uterus➡️lymphatics➡️venous channels
complications of PID
peritonitis
intestinal obstruction dt adhesions
infertility, ectopic pregnancy
bacteremia
non neoplastic epithelial disorders
bartholin duct cyst
vulvar dystrophy
Bartholin duct cysts s/sx
adenitis abscess cystic dilatation at the posterior aspecr of labium majus pain discomfort
management of bartholin duct cust
marsupialization- open permanently
excision
bartholin glands are analogous to
Cowper’s gland
bartholin glands aka
greater vestibular glands
nonspecific inflammation characterized by white, scaly, plaquelike mucosal thickenings (leukoplakia)
vulvar dystrophy
2 categories of vulvar dystrophy
lichen sclerosis
squamous cell hyperplasia
lichen sclerosis histo (6)
thinning of epidermis disappearance of rete pegs hydropic regeneration of basal cells superficial hyperkeratosis dermal fibrosis scant perivascular mononuclear infiltrate
lichen sclerosis occurs
anywheeeere
lichen sclerosis is common in
menopausal women
clinical manifestation of lichen sclerosis
pale gray, parchment like appearance
atrophied labia
introitus narrowed
pathogenesis of lichen sclerosis
unknown
results from rubbing or scratching from skin due to pruritus associated with cancer
squamous cell hyperplasia
squamous cell hyperplasia histo
hyperplasia of vulvar squamous epithelium
hyperkeratosis
indicated in all vulvar lesions
BIOPSY
neoplastic tumors of the vulva- glandular neoplastic lesion
papillary hidradinoma
extramammary paget’s disease
neoplastic tumors of the vulva- benign vulvar tumors
condyloma acuminatum
fibroepithelial polyp
squamous papilloma
papillary hidradenoma
neoplastic tumors of the vulva- malignant vulvar tumors
vulvar intraepithelial neoplasia VIN vulvar carcinoma vulvar scca invasive scca malignant melanoma
papillary hidradinoma involves
labia majora more than labia minora
papillary hidradinoma gross
small, well circumscribed nodules covered by normal skin
ulceration that may mimic carcinoma
papillary hidradinoma histo
similar to intraductal papilloma of the breast
- apocrine sweat glands
tubulopapillary glands lined by columnar cells and surrounded by myoepithelial cells
extramammary Paget’s disease gross
red sharply demarcated lesion on labia majora
epidermis, hair follicles, sweat glands
micropolysaccharide cells
prognosis of extramammary Paget’s disease
good!
not considered a precancerous lesion
condyloma acuminatum
Cancer cells are confined within the basement membrane of the entire thickness of the epithelium
VIN
VIN is multicentric meaning
may involve both majora and minora
VIN I
mild dysplasia
atypical proliferation <1/3
VIN II
Moderate dysplasia
<2/3 of thickness
VIN III
sever dysplasia in situ
entire thickness
uncommon, 3% of female genital cancers that occurs mostly in women of 60
carcinoma of the vulva
majority of vulva carcinoma are
SCCA
15% of vulva carcinoma
melanoma
adenoca
basal cell ca
prognosis of vulva ca
poor
65% have metastasized at time of dx
80% survival rate at lesions
<2cm
1st group or basaloid or warty vulvar scca is associated with
HPV infection of high oncogenic risk, 16,18/31
1st group or basaloid or warty vulvar scca is almost always preceded by
classic VIN
1st group or basaloid or warty vulvar scca occurs in
reproductive age women
vulvar intraepithelial lesion, Bowen’s dse is characterized by
nuclear atypia
increased mitoses
lack of cellular maturation
classic VIN is analogous to
cervical squamous intraepithelial lesions
second group or keratinizing scca is associated with
vulvar dystrophy- sq cell hyperplasia
second group or keratinizing scca is preceded by
Differentiated VIN
differentiated VIN is characterized by
marked atypia of basal layer
normal maturation and diff of superficial layers
more common group of vulvar scca
second group or keratinizing scca 70%
mean age for second group or keratinizing scca
76 y/o
gene features in second group or keratinizing scca
p53 mutations
vulvar scca with worse prognosis
second group or keratinizing scca
second group or keratinizing scca histo
keratin pearls
tonguelike masses of malignant cells infiltrating the stroma
invasive scca gross
exophytic fungating mass
endophytic ulcerating lesion
invasive scca histo
keratin pearls
intercellular bridges
frank stromal invasion
incidence of malignant melanoma of vulva
5% of vulvar cancers, rare
peak incidence of malignant melanoma of the vulva
60-70
malignant melanoma of the vulva histo
round, ovoid to spindly with large nuclei
hyperpigmentation
intracytoplasmic
immunostain specific for melanomas
HMB. 45
congenital vagina anomalies
Garthner’s duct cysts
Mucous cyst
Vaginal atresia
Double vagina
Garthner’s duct cysts are found in
anterooateral wall of vagina following mesonephric or Wolfian duct
Garthner’s duct cysts histo
low cuboidal non mucin secreting cells devoid of cytoplasmic mucicarmine or PAS + material
which vaginal congenital anomaly is common?
Garthner’s duct cysts
cyst derived from Mullerian epithelium
Mucous cyst
total absence of vagina
vaginal atresia
failure or total closure of the Mullerian ducts
double vagina
Vaginal intraepithelial neoplasia or VaIN gross
white reddish patch
raised
VaIN histo
loss of maturation
nuclear atypia
normal and abnormal mitotic figures
primary carcinoma of the vagina is
extremely uncommon
SCCA of vagina arises from vaginal intraepithelial neoplasia which is analogous to
cervical squamous intraepithelial lesions
SCCA of vagina most commonly found in
inv upper posterior
proximal 3rd
most common malignancy of vagina is
secondary to cervical or vulvar ca
vaginal ca gross
polypoid fungating indurated ulcerated lesions
vaginal CA histo
intercellular bridges central pearl formation pigmenting stratification waxy cytoplasm
occurence of vaginal adenoca
raaaare
increased frequency of vaginal adenoca in
young women whose mothers were treated with DES
possible precursor of vaginal adenoca
vaginal adenosis
prognosis of vaginal adenoca
good upon surgery and radiation
vaginal adeno ca histo
clear cells of vacuolated, glycogen containing cells
very uncommon vaginal tumor seen in infants and children under 5
embryonal rhabdomyosarcoma or
sarcoma botryoides
sarcoma botryoides gross
soft, gray, tan, nodular tumors
polypoid lesions like a bunch of grapes
sarcoma botryoides histo
small round to spindle cells with cytoplasmic extensions from one end (tennis racket)
abundant pink cytoplasms
subepithelial dense zone in sarcoma botryoides
cambium layer
most cervical lesions are
benign
site where most cervical lesions arise
SCJ
acute and chronic cervicitis is common in
multiparous and nulliparous women
pathogenesis of acute and chronic cervicitis
glucogenated sq cells provide a substrate for endo bacteria causing acidic pH
lactobacilli produce
lactic acid to make pH of vagina less than 4.5
h2o2- bacteriotoxic
clinical manifestations of cervicitis
thick purulent discharge
fishy odor
itching
discomfort
diagnosis of cervicitis
clinical evaluation
culture
pap smear
replacement of mucus endocervical glands by stratified sq epithelium
squamous metaplasia of the endocervix
squamous epithelium in metaplasia of endocervix may also arise directly from
basal nerve cells of the endocervical mucosa
cystic dilatation of endocervical glands or ducts with accumulation of secretory material within the cervical stroma
Nabothian cysts
more common form of Nabothian cysts
multiple
inflammatory, benign, nonneoplastic growth within the endocervical canal up to 5 cm
endocervical polyp
symptom of endocervical polyp
vaginal bleeding or spotting
management of endocervical polyp
simple curretage or excision
endocervical polyp histo
soft, almost mucoid composed of loose fibromyxomatous stroma harboring dilated, mucus secreting endocervical glands often with inflammation
HPV associated premalignant change in cervix
cervical intraepithelial neoplasia or CIN
3 different classification systems for CIN
dysplasia- mild, mod, sev
CIN- 1-3
SIL or bethesda classification- LSIL, HSIL
CIN 1
mild dysplasia
basal third of epithelium
CIN 2
moderate dysplasia
lower and middle 3rd
CIN 3
severe dysplasia and CIS
all layers
CIN 1 renamed
LSIL
CIN 2 and 3 renamed to
HSIL
risk factors for cervical cancer
persistent HPV 16,18 HPV 6, 11 : condylomas early age at first intercourse multiple sexual partners high risk male sexual partners cigarette smoking parity-multigravid
cervical CA cocarcinogens
HLA subtypes
oral contraceptives
nicotine
CIN begins at the
SCJ
peak incidence for CIN is
30 years old
CIN diagnosis
Schiller test
papsmear
colposcopy
CIN is transient and can be cleared within
8 months to 2 years
susceptible to CIN
immature basal cells
metaplastic squamous cells
HPV inactivates
p53
RB
nuclear alterations and perinuclear halo are termed
koilocytic atypia
invasive cervical ca that spreads via direct extension or lymphatics
SCCA. of cervix
most common complaint in SCCA. of cervix
postcoital bleed
SCCA. of cervix complication
obstruction infection ureteral compression hydronephrosis renal failure
SCCA. of cervix gross
large fungating mass from posterior wall of cervix expanding laterally going inside
transformation zone palabas
histologic grade of scca cervical
large keratinizing
large nonkeratinizing
small cell
large keratinizing aka
invasive scca, large cell keratinizing
most common histologic grade of cervical ca
large keratinizing
large keratinizing histo
keratin pearls
dyskeratosis
well differentiated
large cell nonkeratinizing histo
no intercellular bridges seen
moderately differentiated
most aggressive grade of Cervical CA
small cell
morphologically cannot diff from undifferentiated neuroendocrine ca with no keratin
small cell CA of cervix
resembles endocervical mucinous glandular epithelium with atypia, pleomorphism, mitoses, invasion
cervical adenoca
arrangement of cervical adenoca
gland
tubules
papillae
cervical adenoca histo
tall columnar glands with basally oriented nuclei and apical cytoplasmic mucin
cervical cancer stage 0
carcinoma in situ
cervical cancer stage 1
confined to cervix
stage 1A
microinvasive cancer
>5 mm in depth
stage 1b
invasive cancer > 5mm in depth
cervical cancer stage 2
extends beyond cervix into upper 1/3 of vagina
but not onto pelvic wall
cervical cancer stage 3
extends to pelvic wall on lower 1/3 of vagina
cervical cancer stage 4
extends beyond pelvis into bladder or rectum with distant metastases
prognosis of cervical ca
5 year survival 60%
cervical cancer screening and prevention
cytologic screening
histologic dx
HP vaccination program
indications for CONE biopsy
lesions which are high in the endocervical canal
inconclusive or failed colposcopy
ca in situ on punch or coposcopic biopsy
types of biopsy procedures
colposcopic directed biopsy
punch biopsy
cone biopsy
most common disorder of the fallopian tubes
inflammations
accounts for more than 60% of suppurative salphingitis
-usually more than one ha
Gonococcus
almost always a part of PID
suppurative salphingitis
important sequelae of suppurative salphingitis
infertility
ectopic pregnancy
infection in fallopian tubes that is part of a systemic disease and is common in third world countries
tuberculous salphingitis
bleeding due to ectopic pregnancy usually occurs
6 weeks after a menstrual period
ectopic pregnancy gross
edema
congestion
fetus surrounded by blood clot
occurs as a small round ovoid cyst attached by a pedicle to the fimbriated end of the tube
paratubal cyst
Cyst of Morgagni
wall of paratubal cyst
paper thin
contain clear serous fluids
paratubal cysts microscopy
lined by flat to ciliated columnar cells
paraovarian cysts are lined by
flattened cuboidal epithelium
which is more common, primary or secondary malignancy in fallopian tubes?
secondary
secondary tumors are mistaken for lesions of
chronic salphingitis
pyosalpinx
benign tumors of the fallopian tube are of what origin
mesoderm
most frequent type of benign tubal tumor
adenomatoid tumor or benign mesothelioma
adenomatoid tumor gross
nodular swelling beneath the tubal serosa or within the tubal wall
1-2 cm in diameter
grayish white or yellow in color
adenomatoid tumor histo
multiple, slitlike or ovoid spaces
lined by single layer of low cuboidal or flattened epithelial cells
adenomatoid tumor clinical sx
asymptomatic
common malignant tumor of the fallopian tube
papillary adenoca
fallopian malignant tumor are common in
post menopausal
60-70
papillary adeno ca of the fallopian tube gross
enlarged, swollen
lumen is filled and dilated by papillary or solid tumor mass
malignant tumor of fallopian tube histo
composed of fine branching papillae
covered by one or more epith
enlarged pleomorphic hyperchromatic nuclei
primary tumor carcinoma of fallopian tube gross
main tumor is in the tube
ovary is intact and normal looking
primary tubal carcinoma of the fallopian tube histo
mucosa invasion
papillary pattern
tubal carcinoma may cause
paraneoplastic syndrome
may prove useful in tx of malignancy of the fallopian tube
Ca-125 antigenic determination
adenoca of the fallopian tube stage 0
carcinoma in situ
adenoca of the fallopian tube stage 1
tumor extends into submucosa or muscularis, not serosa
adenoca of the fallopian tube stage 2
tumor extends to serosa
adenoca of the fallopian tube stage 3
tumor extends to ovary and/or endometrium
adenoca of the fallopian tube stage 4
tumor extends beyond repro organs
non neoplastic ovarian cyst
inclusion (germinal cyst) follicle cysts/ cystic follicle lutein cyst/ corpus luteum cyst polycystic (sclerocystic) ovary para-ovarian cyst endometrial cyst
usual location of inclusion cyst
surface or cortex
inclusion cyst is filled with
serous or blood tinged fluid
inclusion cyst lining
cuboidal or columnar of mullerian origin
histogenesis of inclusion cyst
trapping of surface epithelium due to repeated ovulation and fibrosis
incusion cyst histogenesis of cancer
serous cystadenoma
mucinous tumors
etc
follicle cyst
abnormal cyst
>2.5 cm
granulosa-theca lining cells
cystic follicle
physiologic cyst
<2.5 cm
granulosa theca-lining cells
follicle cyst/cystic follicle occurence
common
considered normal
histiogenesis of follicle cyst/cystic follicle
unruptured graafian follicle or ruptured follicle that immediately sealed
follicle cyst/cystic follicle gross
single or multiple
filled with clear serous fluid
transparent gray membrane
cells that secrete estrogen to stimulate the development of the follicle
granulosa cells
granulosa cells histo
cuboidal with large centrally placed hyperchromatic nuclei
scanty cytoplasm
theca cells nuclei
oval rather than round
theca cells cytoplasm
pale
abundant
usual diameter of corpus luteum cyst
> 2.5 cm
occurence of corpus luteum cyst
very common
corpus luteum cyst gross
bright yellow orange rim
corpus luteum histo
granulosa lutein cells
luteinized theca cells
innermost layer of CT - foci of hemorrhage
clinical significance of corpus luteum cyst
occasionally ruptures leading to intraperitoneal bleeding causing abdominal pain
corpus luteum cyst rupture can mimic
appendicitis
pancreatitis
extremely yellow cyst of a premenopausal ovary is regarded as
luteal in origin
large follicular, bilateral, thin-walled cysts marked with luteinization of the theca interna layer
theca lutein cyst
theca lutein cyst is associated with
high levels of HCG
- H. mole
- chorioCA
- fetal hydrops
- multiple gestation
also known as Stein Leventhal syndrome
polycystic ovarian dse
prevalence of polycystic ovarian dse
3-6%
young women
associated syndromes of PCOD
AUB with hyperestrenism oligomenorrhea anovulation obesity hirsutism infertility virilism- rare
mechanism of PCOD
loss of hypothalamic control➡️unbalanced or asynchronous release of LH by pituitary gland
increased secretion of LH➡️stimulation of theca lutein cells of follicles➡️excess androgen➡️increase conversion to ESTRONE➡️inc ESTROGEN
neg feedback on FSH release
PCOD gross
2x bigger than normal ovary
thick pearly white capsule
superficial cortex fibrotic and thickened
PCOD histo
hyperplasia and luteinization of theca and granulosa cells
-follicular hyperthecosis
absent corpora albicantia
endometrial hyperplasia
also known as chocolate cyst
endometriotic cyst
endometriotic cysts are developed from
abnormal implants of endometrial gland and stroma in the ovary
endometriotic cyst histo
old lesions with hemosiderin macrophages and fibrosis
most common site of endometriosis
ovaries
broad ligament peritoneum large bowel umbilicus fallopian tubes laparatomy scars
endometrial glands and stroma are within uterus- myometriumc
adenomyosis
ectopic glands response to cyclical hormone in endometriosis
cyclical abdomina pain or pelvinc pain
infertility caused by endometriosis is due to
serosal fibrosis of the fallopian tubes
anovulation of unknown etiology
lining of endometriotic cyst wall
tall columnar endometrial cells
incidence of cancer
endometrium>cervix>ovary
ovarian cancer prevalence
6% in women excluding the skin
80% of ovarian CA are benign, usually occur
25-45
20% of ovarian ca are malignant, occuring between
45-65 years
ovarian tumor symptoms secondary to the mass effect of the tumor
abdominal pain
mass distention
urinary or GI symptoms
vaginal bleeding
cause of up to 50% cancer deaths of FGT because discovered late
ovarian tumors
ovarian tumor markers
CA-125
osteopontin
CA-125 is unspecific because it is high in benign ovarian condition but is negative in
mucinous ovarian cancer
tumor marker better in screening ovaria ca
osteopontin
ovarian ca risk factors
nulliparity
family history
genetic (hereditary) and host genes
associated with breast cancer located at ch17q21
BRCA1&2
high levels of HER2/neu oncogene means
poor prognosis
K-ras protein is overexpressed in ovarian ca by
30%
50% of carcinomas show mutations of this gene
p53 suppressor gene
general classification of ovarian tumor
surface epithelial
germ cell
sex-cord stroma
metastatic tumors
most frequent ovarian tumor
surface or mullerian epithelial tumor
greatest proportion ovarian tumor
90%
sex cord stroma ovarian ca age group
all ages
surface epithelium cancer age group
20+
surface epithelial tumors arises from
surface, coelomic germinal, mullerian epithelium
mullerian tumors differentiate into
serous (tubal)
endometrioid(endometrium)
mucinous (endocervix)
comprises 2/3 of ovarian tumors
comprises 90% of all ovarian cancers
mullerian epithelial tumor
pathogenesis of mullerian epithelial tumor
arises de novo adeno ca sequence surface epithelial dysplasias endometrioses incessant ovulation hypothesis
incessant ovulation hypothesis
cortical inclusion cysts in which epithelial tumors can develop
surface epithelial tumor classification
serous mucinous endometrioid clear (mesonephroid) cell transitional or Brenner mixed, squamous
surface epithelial tumor:
recapitulate tubal mucosa (columnar ciliated)
serous
surface epithelial tumor:
recapitulate endocervical enteric type of epithelial cells, tall columar mucus secreting
mucinous
surface epithelial tumor:
recapitulate endometrial glands
endometrioid
surface epithelial tumor:
mullerian
clear (mesonephroid) cell
surface epithelial tumor:
cells are similar to the cells lining your urinary tract
transitional/ Brenner
tumor is cystic and the lining epithelium differentiates into serous
serous cyst
benign serous cyst
serous cystic adenoma
parameter of classification of surface epithelial tumors
cell type
pattern
amt of fibrous stroma
atypia and invasiveness
BENIGN surface epithelial tumor
single layer, nonpapillary
uniform,nonstratified
no stromal invasion
BORDERLINE surface epithelial tumor
papillary architecture
❤️cell atypia
no stromal invasion
MALIGNANT surface epithelial tumor
complex papillary, solid
marked cell atypia
❤️stromal invasion
most widely accepted theory for the derivation of mullerian epithelial tumors
transformation of coelomic epithelium
benign surface epithelial tumors are further classified based on components:
cystic areas
cystadenoma
benign surface epithelial tumors are further classified based on components:
cystic, fibrous
cystadenofibroma
benign surface epithelial tumors are further classified based on components:
predominantly fibrous
adenofibroma
30% of ovarian tumors
serous tumors
70% of serous tumors are
benign and borderline
most common ovarian cancer
serous tumors
histologic classification of serous tumors
benign serous tumors
serous tumors of borderline malignancy or APST
malignant serous tumors
benign serous tumors
cystadenoma, papillary cystadenoma
surface papilloma
adenoma, cystadenofibroma
APST
cystic and papillary cystic
surface papillary carcinoma
adenoca-fibroma/ cystadenocarcinofibroma
malignant serous tumors
papillary cystadenocarcinoma
surface papillary carcinoma
adenocarcinoma-fibroma/ cystadenocarcinofibroma
serous tumors general histo
lined by tall, columnar, ciliated and nonciliated epithelial cells
-tubal like epithelium
filled with clear serous fluid
major group that arises in association with serous borderline tumors
mutations are in KRAS or BRAF oncogenes with mutation in p53
low grade serous ovarian CA (well differentiated)
trichonomiasis s/sx
discomfort
dyspareunia
dysuria
trichomoniasis diagnosis
wet mounts of vaginal discharge
pap smear
Trichomona vaginalis microscopy
eccentrically located nuclei
flagellated, ovoid, pear shaped
cyanophilic
15-30 nm in size
DNA poxvirus infection
common self-limiting viral dse of skin spread by direct contact
molluscum contagiosum
most prevalent MCV
MCV 1
sexually transmitted MCv
MCV 2
direct contact infection of MCV is common in
children 2-12 y/o
sexually transmitted MCV is common in
adults
average incubation period of MCV
6 weeks
molluscum contagiosum gross
pearly dome shaped papules with a dimpled center
MCV lesions usually at the
trunk
anogenital
abdominal
face
molluscum contagiosum histo
cup-like verrucous epidermal hyperplasia
eosinophilic intracytoplasmic inclusions
major group that arise de novo without recognizable precursor lesion
has mutations in p53 but lacks mutations in KRAS or BRAF
high grade ovarian CA (poorly differentiated)
benign serous ovarian tumor histo
single, ciliated, flattened to cuboidal cells- reminiscent of TUBAL epithelium fibrous stroma no epithelial thickening may contain focal papilae Psamomma bodies in 15%
benign serous ovarian tumor gross
5-10 cm diameter or larger 30-40cm smooth glistening outer membrane paper thin wall prominent BV tensed tumor- filled with fluid *small nodules or projections
borderline malignancy or APST is common in
older patients
borderline malignancy or APST histo
complex exophytic papillary projections
stratification: >1 cell layer but <3 layers
cellular atypia of columnar ciliated serous cells
-hyperchromasia
NO stromal invasion
borderline malignancy or APST gross
multiple nodular growths protruding within the cyst wall
LARGE POPCORN on the surface of the inner cyst wall
irregularly thickened wall
clear serous fluid: blood-tinged
(+) stromal invasion with 3 layers of cell
Serous cystadenoma
(-) stromal invasion (+) cell atypia
APST or borderline malignancy
borderline malignancy prognosis
5yr survival rate: 95-99%
(+) stromal invasion extreme stratification >3 layers pleomorphism nuclear atypia mitoses ❤️PSAMOMMA bodies
malignant (serous cystadenoCA)
Psamomma bodies are more common (not specific though) in benign serous or malignant serous?
malignant (serous cystadenoCA)
malignant (serous cystadenoCA) gross
cystic lesion
papillary epithelium is contained within few fibrous walled cysts (intracystic)
large nodular yellow brown masses
extension of the tumor outside the capsule
malignant (serous cystadenoCA) histo
cysts lined by columnar epithelium
more complex and branched
hyperchromasia
PSAMOMMA bodies
mucinous tumors histologic class
mucinous cystadenoma
borderline mucinous tumor or APMT
mucinous cystadenoCA
mucinous tumor histogenesis
surface epith with ENDOCERVICAL or panneth differentiation
mucinous tumors are — of ovarian tumors
25%
80% of mucinous tumors are
benign or borderline
which tumors are less likely to be malignant?
serous or mucinous
mucinous
mucinous or serous tumors are common in
older patients
mucinous or serous?
larger
mucinous
mucinous or serous?
sticky gelatinous material
mucinous
mucinous or serous?
clear, straw colored
serous
mucinous or serous?
tubal-like epithelium
serous
after ovulation the ovarian follicles will transform into
corpus luteum
without implantation of fertilized ovum in the uterus, corpus luteum will regress into
corpus albicans
part of the ovary relatively free of developing follicles
rich in ct and bv
medulla
gonadal differentiation that break up into a single layer of mesothelial follicular cells surrounding each germ cell
cortical sex cords
differentiate to oogonia and undergo mitosis to increase their numbers
primordial germ cells
connective tissue stroma for follicular support
mesenchym
before birthm the oogonia enter
meiosis I prophase
during meisois prophase the ovaries separate from the
mesonephros
lost during meiosis prophase I
peritoneal covering of the ovary