B8-026 Pathology of the Ovaries Flashcards

1
Q

mutations commonly associated with progression of ovarian epithelial tumors [3]

A

KRAF
BRAF
ERBB2

(high grade serous cysts have BRCA1/2 and Tp53 mutations)

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2
Q

benign
most common ovarian neoplasm
lined by fallopian tube-like epithelium (cilia)

A

serous cystadenoma

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3
Q

most common malignant tumor of ovary

A

serous carcinoma

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4
Q

invasion and papillary growth
psammoma bodies
p53 mutation

A

serous carcinoma

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5
Q

benign
multiloculated, large cyst
lined by mucus-secreting columnar epithelium

A

mucinous cystadenoma

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6
Q

malignant cyst
rare
may be metastatic from appendiceal or other GI tumors

A

mucinous carcinoma

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7
Q

presents with expansive or infiltrative pattern

(expansive is lower right image)

A

mucinous carcinoma

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8
Q

composed of endometrial-type cells, similar morphology to endometrioid carcinoma of endometrium

A

endometrioid adenocarcinoma

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9
Q

epithelial tumor associated with endometriosis, hypercalcemia and vascular thrombotic events

A

clear cell carcinoma

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10
Q

involvement of the ovaries but appendiceal mucinous neoplasm can result in

A

psuedomyxoma peritonei “jelly belly”

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11
Q

benign
most common ovarian tumor in young females
AKA dermoid cyst

A

mature teratoma

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12
Q

cystic mass with elements from all 3 germ layers

A

mature teratoma

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13
Q

thyroid tissue in dermoid cyst can cause

A

hyperthyroidism (struma ovarii)

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14
Q

mature teratoma with malignant transformation can result in [2]

A

squamous cell carcinoma
adenocarcinoma

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15
Q

malignant, aggressive germ cell tumor
contains fetal tissue and neuroepithelium

A

immature teratoma

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16
Q

typically represented by immature/embryonic-like neural tissue

A

immature teratoma

17
Q

tumor marker:
increased LDH

A

dysgerminoma

18
Q

malignant germ cell tumor common in adolescents
sheets of uniform “fried egg” cells

A

dsygerminoma

19
Q

tumor marker:
increased hCG

A

choriocarcinoma

(can cause precocious puberty if occurring in children)

20
Q

very hemorrhagic cut surface
cytotrophoblasts and syncytiotrophoblasts
blood lakes

A

choriocarcinoma

21
Q

tumor marker: AFP

A

yolk sac tumor (endodermal sinus tumor)

22
Q

yellow, hemorrhagic mass
Schiller-Duval bodies
reticular pattern

A

yolk sac tumor (endodermal sinus tumor)

23
Q

benign
bundle of spindle shaped fibroblasts

A

fibroma

24
Q

ovarian fibroma
ascites
pleural effusion

A

Meigs syndrome

(pulling sensation in groin)

25
Q

tumor marker: inhibin

A

granulosa cell tumor

(used for both diagnosis and monitor for recurrence)

26
Q

most common malignant sex cord stromal tumor

A

granulosa cell tumor

27
Q

presents with postmenopausal bleeding, endometrial hyperplasia, sexual precocity (in children), and breast tenderness

A

granulosa cell tumor

28
Q

coffee bean nuclei
call-exner bodies

A

granulosa cell tumor

29
Q

resembles testicular histology with tubules/cord lined by pink Sertoli cells
Leydig cells with circles of Reinke
may produce androgens and cause hirsutism

A

Sertoli-Leydig cell tumor

30
Q

most cases of pseudomyxoma peritonei are secondary to […] neoplasms

A

appendiceal mucinous

31
Q

tumor cells floating in pool of mucin

A

mucinous carcinoma

32
Q

tubulocystic growth pattern and clear cells

A

clear cell carcinoma

33
Q

large vesicular cells w/ clear cytoplasm
well defined cell boundaries
centrally placed nuclei
lymphocytes

A

dysgerminoma

34
Q

painful heavy periods
irregular periods
hemorrhagic cystic lesion

A

endometriotic cyst

(chocolate cyst,

35
Q

asymptomatic expansion of grafiaan follicle

thin walled, unilocular

A

follicular cyst

36
Q

menstrual irregularities
palpable abdominal mass
failure to regress after release of ovum

A

corpus luteum cyst

(she noted the adipose tissue in image)

37
Q

associated with increased risk of endometrioid and clear cell malignancy

A

endometriotic cyst

38
Q
A

PCOS

39
Q

tumor marker CA125

A

serous carcinoma