Adnexal masses Flashcards

1
Q

Features making adnexal mass more likely to be malingant:

A
  • older age
  • bilateral
  • > 10 cm (ACOG)
  • solid components/papillations (ACOG)
  • ascites (ACOG)
  • increased doppler flow (ACOG)
  • complex
  • excrescences
  • septations
  • persistent duration (rather than reduction with menses or on OCPs)
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2
Q

what is most important personal risk factor for ovarian cancer?

A

family history with ovarian or breast cancer

  • if first degree relative, 5%
  • BRCA 1: 41-46%
  • BRCA 2: 10-27%
  • Lynch syndrome: 5-10%
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3
Q

ddx for adenxal mass

A

cystic:

  • functional cysts
  • mucinous or serous neoplasms
  • mature cystic teratoma

solid:

  • fibroid
  • fibroma
  • thecoma
  • brenner cell tumor
  • germ cell tumors
  • sex cord stromal tumors
  • teratoma
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4
Q

how often are the following tumors bilateral?

  • germ cell tumors
  • fibroma
  • serous carcinoma
  • mucinous carcinoma
  • krukenburg (bonus- order of primary)
A
  • germ cell tumors: 5-10%, except gonadoblastoma (40%)
  • fibroma: 10%
  • serous carcinoma: 66%
  • mucinous carcinoma: 20%
  • krukenberg: 100%; breast, GI, endometrium, renal, lymphoma
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5
Q

when to intervene surgically on adnexal mass?

A
  • symptomatic

- concern for malignancy

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6
Q

when to intervene on endometrioma or teratoma?

A
  • increased size
  • large size
  • symptomatic
  • concern for malignancy
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7
Q

management of adolescent/peds mass

A
  • TAUS if possible
  • HCG, AFP, inhibin, CA 125
  • if surgical - tumor removal, spare fallopian tube if not adherent, harvest ascites, eval omentum for nodules (remove if so), eval PA and pelvic LN for enlarged (remove if so)
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8
Q

how is dysgerminoma managed

A

in young pt- conservative staging; USO, conserve contralateral ovary and uterus. Serial LDH and HCG tumor markers

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9
Q

what two histologic findings are with granulosa cell tumors?

A
  • call-exner bodies

- coffee bean nuclei (also present in brenner tumors)

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10
Q

when to intervene surgically in pregnancy?

A
  • suspected torsion
  • concern for malignancy
  • debilitating symptoms due to mass
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11
Q

most common adnexal masses in pregnancy?

A
  • teratoma (#1)
  • cystadenoma
  • paratubal cyst
  • corpus luteum
  • hemorrhagic cyst
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12
Q

what is the risk of malignancy for an adnexal mass in pregnancy?

what % of masses resolve in/after pregnancy?

A

1-6% malignancy

50-90% resolve in/after pregnancy

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13
Q

mass at the time of cesarean section?

A
  • do not perform c-section for this indication only
  • if mass at time of c-section, and you need to remove ovary/tube with mass- defer until after unless suspicion for malignancy high
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14
Q

dysgerminoma

hcg/afp/ldh/ca125

A

hcg +, ldh +

afp -, ca125 -

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15
Q

endodermal sinus tumor

hcg/afp/ldh/ca125

A

afp +

hcg -, afp -, ca125-

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16
Q

choriocarcinoma

hcg/afp/ldh/ca125

A

hcg +

afp -, ldh-, ca125-

17
Q

immature teratoma

hcg/afp/ldh/ca125

A

afp +, ldh+, ca 125+

hcg -

18
Q

embryonal carcinoma

hcg/afp/ldh/ca125

A

afp +, hcg -

ldh -, ca125-

19
Q

what are histologic features of borderline tumor?

A
  • epithelial stratification
  • papillations
  • nuclear atypia

but no stromal invasion

20
Q

frozen borderline/LMP tumor– management?

A
  • pelvic washings, peritoneum and contralateral adnexal inspection (bilateral 50% of time)
  • if compelted child bearing: hyst/BSO with staging
  • if fertility sparing desired: USO or oopherectomy
  • comprehensive staging: unilateral oopherectomy, omentectomy, peritoneal biopsies
  • excision of extraovarian implants is most important to improve survival, and reduce recurrence risk
  • recurrence rate of borderline tumor if USO: 15%, if cystectomy 30%. Non-invasive peritoneal implants, recurrence rate 40%.
21
Q

differential for solid adnexal mass

A
  • pedunculated fibroid
  • fibroma
  • ectopic pregnancy
  • GI solid tumor
22
Q

managment of solid adnexal masses?

A
  • unless confident it is a pedunculated myoma, needs surgical eval/excision
  • if suspected benign can do yourself, if suspected malignant get GYN or surg oncologist
  • surgical for boards: ex-lap, peritoneal washings, intact specimen, frozen if appropriate, full staging if appropriate
23
Q

risk of malignant transformation for dermoid?

A
  • 1-2%

- resect if large size (5-10 cm), enlarging over time, suspicion of malingnacy