Ovarian Disease Flashcards
What are the two most common types of pathologies of the ovaries?
Cysts and tumors
How, generally, do ovary diseases present?
- Adnexal masses
- Abdo pain/enlargement
- Abnormal uterine bleeding
- Bowel/bladder s/sx
What is the order of incidence for cancer of the Gyn in the US? (3)
- Endometrial
- Ovarian
- Cervical
What is the most common gyn cancer worldwide?
World = cervical
What is the order of prognosis for cancer of the Gyn? (3)
- Endometrial (best)
- Cervical
- Ovarian (worst)
What are the three major pathologies of the ovaries?
- Cysts
- Benign tumors
- Malignant tumors
What is the most common ovarian mass in young women?
Follicular cysts
What are follicular cysts?
Distention of an unruptured graafian follicle. Usually regresses spontaneously
What is the significance of follicular cysts?
Insignificant unless lining granulosa cells secrete estrogen, causing endometrial hyperplasia
What are corpus luteum (granulosa luteal) cysts?
Cystic enlargement of corpus luteum with central hemorrhage.
What is the significance of corpus luteum cysts?
If ruptures, causes peritoneal reaction with fibrosis and hemorrhage mimicking endometriosis
True or false: corpus luteum cysts usually regress spontaneously
True
Rupture of corpus luteal cysts often mimic the s/sx of what other disease?
Endometriosis
What are the gross characteristics of corpus luteum cysts?
Central area of hemorrhage/necrosis
What are theca-lutein cysts?
Cysts that arise from hCG stimulation from a mole. Presents a risk of hemorrhage.
True or false: theca-lutein cysts are often unilateral and singular
False- bilateral and multiple
What disease are theca-lutein cysts associated with? (2)
Choriocarcinoma and moles
What are the histological characteristics of theca-lutein cysts?
Luteinized cells forming the inner cysts lining with adjacent surrounding theca cells
What are hemorrhagic cysts? Prognosis?
Blood vessel rupture in cyst wall, causing cyst growth with blood retention
Usually self resolving
What are dermoid cysts?
Mature, benign teratomas of germ cell line (germ cell tumor)
What is the most common ovarian tumor in women 20-30 years old?
Dermoid cysts
What are the odd characteristics about dermoid cysts?
Contains elements from all three germ layers
What are struma ovarii?
Dermoid cysts that has functional thyroid tissue, causing hyperthyroidism
What are the presenting s/sx of dermoid cysts?
Pain d/t ovarian enlargement or torsion
What are endometrioid cysts? Characteristics?
Endometriosis within ovary with cyst formation that varies with menstrual cycle
What are “chocolate cysts”?
Endometrioid cysts that are filled with dark, reddish-brown blood
What percent of ovarian tumors (for women ages 20-45) are benign?
80%
Why is there usually poor prognosis with ovarian neoplasms? Where does it fall in terms of cancer deaths?
Usually caught late
5th largest cause of cancer deaths
What are the s/sx of ovarian neoplasia?
- Abdominal pain
- Distention
- GI/GU complaints
What are the risk factors for ovarian neoplasms? (3)
- BRCA1 or 2 mutations
- Family h/o
- Nulliparity
Whom does ovarian carcinoma usually affect?
Women 45-65 yo
Which increases the risk for ovarian cancer: nulliparity or multiparity?
Nulliparity
What are ovarian neoplasms classified on?
Cell origin
What is the most common ovarian neoplasm origin?
Surface epithelium (70%)
What are serous cystadenomas?
Benign adenomas of the ovary.
What is the most common ovarian tumor?
Serous cystadenomas
In whom do cystadenomas usually occur?
20-50 years
What is the malignant form of cystadenomas?
Cystadenocarcinomas
What are the characteristics of serous cystadenomas?
Single, Thin walled cystic masses with serous fluid
What is the epithelium that lines cystadenomas?
Fallopian like epithelium (tall, ciliated secretory columnar)
True or false: cystadenomas are commonly unilateral
False-bilateral
What is the type of epithelium of fallopian tubes?
Tall, ciliated secretory columnar
Are mucinous cystadenomas usually single or multiloculated?
Multiloculated
Are mucinous cystadenomas usually unilateral or bilateral? Large or small?
Unilateral
Large
What is the epithelial lining of mucinous cystadenomas?
endocervical epithelium (tall, mucus secreting columnar epithelium)
Are mucinous cystadenomas or serous cystadenomas more likely to become malignant?
Serous
In whom do mucinous cystadenomas usually occur?
30-60 years old
What is an endometrioma?
Mass arising from growth of ectopic endometrial tissue
What are the presenting s/sx of endometrioma? (3)
Pelvic pain
Dysmenorrhea
Dyspareunia
How do endometriomas usually present on US?
Complex mass
What are Brenner tumors?
Uncommon adenofibroma with nodules of transitional type epithelium in a dense fibrous stroma
Uncommon adenofibroma with nodules of transitional type epithelium in a dense fibrous stroma = what ovarian tumor?
Brenner tumor
What is the epithelium of Brenner tumors?
Transitional epithelium in a dense, fibrous stroma
What are the gross characteristics of Brenner tumors?
Pale-yellow-tan in color, and appears encapsulated
What are the histologic characteristics of Brenner tumors with H and E staining
Transitional epithelium + Coffee bean nuclei
Coffee bean nuclei in the thyroid = ?
Papillary thyroid carcinoma
Are brenner tumors benign or malignant? Unilateral or bilateral?
Benign
Unilateral
What are the histological characteristics of papillary, follicular, medullary, and anaplastic thyroid carcinomas?
- Papillary = Orphan annie eyes, coffee bean, psammoma bodies
- Follicular = Follicles
- Medullary = sea of amyloid
- Anaplastic = anaplastic cells
What are ovarian fibromas? Benign of malignant?
Bundles of spindle shaped fibroblasts
Benign
What are the s/sx of fibromas?
Pulling sensation in the groin
What is Meig’s syndrome? (3)
Triad of:
- ovarian fibroma
- Ascites
- Hydrothorax
What are thecomas?
Like granulosa cell tumors–may produce estrogen
What are the usual s/sx of thecomas? Why?
Abnormal uterine bleeding in a postmenopausal woman d/t estrogen production from the tumor
What is the most common ovarian malignancy?
Serous cystadenocarcinomas
Are Serous cystadenocarcinomas usually unilateral or bilateral?
bilateral
What are the histological characteristics of Serous cystadenocarcinomas?
Psammoma bodies
What are the histological characteristics of Serous cystadenocarcinomas?
Tumor showing papillary growth, hyperchromatic cells, and psammoma bodies
Tumor showing papillary growth, hyperchromatic cells, and psammoma bodies= what tumor?
Serous cystadenocarcinomas
What are the histological characteristics of Mucinous cystadenocarcinomas? (3)
- Complex architecture
- Nuclear atypia
- Stromal invasion
What are the differences between mucinous and serous cystadenocarcinoma?
Mucinous has a complex architecture with nuclear atypia
What is pseudomyxoma peritonei? What causes this?
Intraperitoneal accumulation of mucinous material from mucinous cystadenocarcinoma ovarian or appendiceal tumor
What are immature teratomas?
Rare, aggressive solid tumor consisting or primitive or embryonic elements, often neuroectoderm
Are immature teratomas usually aggressive or not?
Aggressive
Mature teratomas are more likely to contain what type of endocrine tissue?
Thyroid tissue
What are granulosa cell tumors?
Malignant tumors of granulosa cell, which actively produce estrogen
What is the most common sex cord stromal tumor? In whom do these usually occur?
Granulosa cell tumor
Women in 50s
What are the s/sx of granulosa cell tumors? Why?
Abnormal uterine bleeding and breast TTP d/t estrogen/progesterone production
What are call-exner bodies? What tumors are these seen in?
Primordial follicles that are small, eosinophilic and fluid filled spaces that are often seen in granulosa cell tumors
Often seen in Granulosa cells tumors
What are dysgerminomas?
a type of germ cell tumor; it usually is malignant and usually occurs in the ovary
In whom are dysgerminomas usually present in?
Adolescents
What are the histological characteristics of dysgerminomas?
“Sheets of fried egg cells”
What are the tumor markers of dysgerminomas? (2)
hCG
LDH
“Sheets of fried egg cells” on histology = what ovarian tumor?
Dysgerminoma
What are choriocarcinomas?
malignancy of trophoblastic cells
How common are choriocarcinomas?
Rare
What is the relation between choriocarcinomas and theca-lutein cysts?
Increases the frequency of the cyst
Are chorionic villi present with choriocarcinomas
No
What organ do choriocarcinomas usually met to?
Lungs
What is the prognosis for choriocarcinomas?
Very responsive to chemo
What are yolk sac tumors?
Aggressive tumors of ovaries or testes
What is the most common tumor in male infants?
Yolk sac tumors
What are the gross characteristics of yolk sac tumors?
Yellow, friable, solid mass
What are the histological characteristics of yolk sac tumor?
“Schiller-Duval bodies”
What is the tumor marker of yolk sac tumors?
AFP
What are Krukenberg tumors?
GI malignancy which mets to the ovaries, causing a mucin-secreting signet cell adenocarcinoma