Ovarian Masses Flashcards
Symptoms: Acute pain in a reproductive age patient
Hemorrhagic cyst, ruptured cyst, ectopic pregnancy, torsion
Symptoms: Unilateral, intermittent, acutely worsening, vomiting in reproductive age patient
Ovarian Torsion
Symptoms: Indolent with fevers, chills, discharge in reproductive age patient
TOA
Dysmenorrhea or pain with intercourse
Endometrioma
Ultrasound findings suggestive of malignancy
> 10 cm, solid components, septations, nodules, pappilary projections, doppler flow, free fluid
What is the size cut off for a cyst that can be observed?
10 cm
Criteria for GYN onc referral in a premenopausal patient
CA 125 > 200, Ascites, Evidence of abdominal or distant metastases
Criteria for GYN onc referral in a post menopausal patient
CA125 >20, Ascites, Evidence of abdominal or distant metastases, nodular or fixed mass, Size > 10 cm
CA 125 is specific for what type of ovarian cancer?
Epithelial
In what proportion of patients with epithelial ovarian cancers is CA 125 elevated?
80%
What is the recurrence rate of a simple cyst following aspiration?
40%
What are common diagnosis of adnexal masses during pregnancy?
Mature teratoma, corpus luteum
What is the most common ovarian malignancy during pregnancy?
Dysgerminoma
What is the risk of cancer in patient with an adnexal mass diagnosed during pregnancy?
1-7%
When does CA 125 peak during pregnancy
1st trimester
When is surgery for ovarian mass indicated in pregnancy?
indicated if symptomatic or concern for cancer based on imaging
How and when should you perform surgery for a patient with an adnexal mass diagnosed in pregnancy?
laparoscopic OR open approach in the second trimester
Ovarian cancer is the ____ most common gyn cancer
second
What is a woman’s baseline risk of ovarian cancer
1/70 lifetime risk
True or False: Ovarian cancer is the leading cause of death of gyn cancers
True
What are the main risk factors for ovarian cancer?
Older age, nulliparity, infertility, early menarche, late menopause
What are protective factors for ovarian cancer?
OCP use, Multiparity, lactation, tubal ligation
By how much does OCP use decrease ovarian cancer risk?
50% decrease
How many years do you need to use OCPs to get maximum benefit from an ovarian cancer risk standpoint?
5 years
What are the anatomic origin of high and low grade serous ovarian cancer?
Ovarian surface and fallopian tube epithelium
What is the anatomic origin of clear cell carcinoma?
endometrium
What is the anatomic origin of endometriod carcinoma?
endometrium
What percent reduction occurs with salpingectomy at time of hysterectomy in normal risk patients?
18%
What percent reduction occurs with tubal ligation?
10%
What percent of ovarian cancer is caused by hereditary syndromes?
5 - 10%
BRCA1 accounts for what percent of hereditary ovarian cancer?
70%
BRCA2 accounts for what percent of hereditary ovarian cancer?
20%
BRCA1 is associated with what lifetime risk of ovarian cancer?
40% lifetime risk
BRCA1 is associated with what lifetime risk of breast cancer?
80% lifetime risk
BRCA2 is associated with what lifetime risk of ovarian cancer?
20%
BRCA2 is associated with what lifetime risk of breast cancer?
50%
BRCA 1/2 is what type of inheritance?
Autosomal Dominant
Inheritance pattern for LYNCH syndrome?
Autosomal Dominant
What percentage of uterine cancer is related to LYNCH syndrome?
3%
What is the recommended screening for colonoscopy in LYNCH patients?
colonoscopy every 1-2 years starting at 20 - 25 yrs of age OR 2 years prior to the earliest family cancer
What is the recommended screening for endometrial biopsy in LYNCH patients?
Endometrial biopsy every 1 - 2 years starting at age 35
When do you recommend a risk reducing hysterectomy/BSO in patients with LYNCH syndrome?
mid 40s
What is the lifetime risk (by age 70) for colon cancer in LYNCH patient?
80% lifetime risk
What is the lifetime risk (by age 70) for endometrial cancer in LYNCH patient?
60% lifetime risk