Endometrial Intraepithelial Neoplasia Flashcards

1
Q

What is the risk of progression to endometrial cancer with SIMPLE HYPERPLASIA?

A

1%

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2
Q

What is the risk of progression to endometrial cancer with COMPLEX HYPERPLASIA?

A

3%

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3
Q

What is the risk of progression to endometrial cancer with SIMPLE ATYPICAL HYPERPLASIA?

A

8%

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4
Q

What is the risk of progression to endometrial cancer with COMPLEX ATYPICAL HYPERPLASIA?

A

29%

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5
Q

What is the average time to endometrial cancer in a patient with persistent hyperplasia?

A

6 years

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6
Q

Endometrial Intraepithelial neoplasia (EIN) is also known as?

A

Atypical hyperplasia

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7
Q

Risk of coexisting cancer in a patient with EIN ?

A

40%

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8
Q

Risk of progression to endometrial cancer with EIN?

A

30%

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9
Q

What is the best procedure to confirm endometrial malignancy or exclude cancer?

A

Hysteroscopy and D&C

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10
Q

What percentage of the endometrium does an EMB sample?

A

15%

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11
Q

At what endometrial thickness should an EMB or sampling be done in a postmenopausal patient with PMB?

A

> 4mm

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12
Q

At what endometrial thickness should an EMB or sampling be done in a postmenopausal patient without PMB?

A

> 11mm

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13
Q

an EMS > 11 mm correlates with what percent risk of endometrial cancer?

A

6%

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14
Q

What is the dose and regimen for Megace (Megesterol) therapy for endometrial hyperplasia?

A

40 - 200 mg/day

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15
Q

What is the dose and regimen for Provera (Medroxyprogesterone acetate)

A

10 - 20 mg/day 12-14 day OR cyclic 12-14 days per month

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16
Q

What is the best form of progesterone to give a patient with endometrial hyperplasia?

A

Mirena IUD

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17
Q

What is the general frequency of EMB follow up for a patient with hyperplasia without atypia?

A

EMB q 3-6 months

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18
Q

Management of patient with regression of hyperplasia following hormonal therapy?

A

re-biopsy if repeat bleeding

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19
Q

Management of patient with persistence of hyperplasia following IUD placement?

A

add on oral progesterone

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20
Q

Management of patient with progression to atypia (EIN) following hormonal management?

A

Hysterectomy

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21
Q

Rate of regression in patient with hyperlasia w/o atypia following hormonal management?

A

86%

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22
Q

Rate of relapse following regression in a patient with hyperlasia w/o atypia following hormonal management?

A

26%

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23
Q

What is the most common GYN cancer in the US?

A

Endometrial

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24
Q

Greatest risk factor for type 1 endometrial cancer?

A

unopposed estrogen

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25
What is the risk of developing endometrial cancer for a patient with LYNCH syndrome?
increased up to 60%
26
What type of genetic mutation is associated with LYNCH syndrome?
Missmatch repair genes
27
What genes are involved with LYNCH syndrome?
MLH1, MSH2, PMS2, MSH6
28
What gene mutations are associated with Cowden disease?
PTEN mutations
29
BRCA1 increases the risk of which type of endometrial cancer?
Type 2
30
When should a CT scan be used in the evaluation of a patient with endometrial cancer?
To evaluate for advanced/Metastatic disease
31
When should a MRI be used in the evaluation of a patient with endometrial cancer?
used in the pretreatment evaluation to determine myometrial invasion
32
Following which pap smear results should an EMB be preformed?
1. IF AGS/ AGUS do EMB in a patient > 35yrs or with significant risk factors for endometrial hyperplasia 2. IF atypical endometrial cells seen on pap smear 3. If endometrial cells seen on pap in post menopausal woman
33
When should an EMB be performed in a patient < 45 yrs old?
Persistent abnormal bleeding with risk factors including obesity, anovulation
34
When should an EMB be performed in a patient 45 yrs - Menopause?
If cycles are < 21 days, intermestrual bleeding, heavy or prolonged bleeding
35
When should an EMB be performed in a patient who is postmenopausal?
any spotting or vaginal bleeding with EMS > 4 mm
36
True or false: Routine imaging to evaluate for metastases in a patient with endometrial cancer is not recommended
True
37
What type of uterine cancer is associated with type 1?
Endometriod
38
What mutation is associated with type 1 uterine cancer?
PTEN
39
True or false: Most Type 1 uterine cancers are diagnosed at late stage?
False
40
What is the survival rate in type 1 uterine cancer?
85%
41
True or false: Type 1 uterine cancer is not associated with unnoposed estrogen?
False
42
What type of uterine cancer is associated with type 2?
Clear cell, pap serous
43
What mutation is associated with type 2 uterine cancer?
TP53, BRCA1
44
True or false: Most Type 2 uterine cancers are diagnosed at late stage?
True
45
What is the survival rate in type 2 uterine cancer?
50%
46
True or false: Type 2 uterine cancer is not associated with unnoposed estrogen?
True
47
Serous uterine cancer accounts for what percentage of uterine cancer?
10%
48
Clear cell uterine cancer accounts for what percentage of uterine cancer?
3%
49
Which types of uterine cancer account for the highest proportion of uterine cancer related deaths?
Serous
50
Definition of grade 1 uterine cancer?
< 5% non morular/solid growth pattern
51
Definition of grade 2 uterine cancer?
6 - 50% non morular/solid growth pattern
52
Definition of grade 3 uterine cancer?
> 50% non morular/solid growth pattern
53
Definition of stage IA uterine cancer?
< 50% myometrial invasion
54
Definition of stage IB uterine cancer?
>50% myometrial invasion
55
Definition of stage II uterine cancer?
Tumor invades cervical stroma
56
Definition of stage IIIA uterine cancer?
Tumor invades UP. Uterine serosa or adnexa
57
Definition of stage IIIB uterine cancer?
Tumor invades DOWN. Vaginal or parametrial involvement
58
Definition of stage IIIC uterine cancer?
Tumor invades NODES
59
Definition of stage IIIC1 uterine cancer?
Tumor invades NODES. Pelvic nodes
60
Definition of stage IIIC2 uterine cancer?
Tumor invades NODES. Para aortic
61
Definition of stage IVA uterine cancer?
Tumor invades bladder or rectum
62
Definition of stage IVB uterine cancer?
Distant metastases
63
Management of Stage I uterine cancer
Simple hysterectomy +/- lymphnodes
64
5 year survival for stage I uterine cancer
80-90%
65
Management of Stage II uterine cancer
Radical hysterectomy, LND, adjuvant RT therapy
66
5 year survival for stage II uterine cancer
70 - 80%
67
Management of Stage III uterine cancer
Total abdominal hysterectomy, LND, Cytoreduction, RT, Chemotherapy
68
5 year survival for stage III uterine cancer
60%
69
Management of Stage IV uterine cancer
IV Chemotherapy, hormone TX and RT
70
5 year survival for stage IV uterine cancer
20%
71
True or False: Risk of positive lymphnodes increase with the depth of invasion and grade of tumor
True
72
What is the treatment strategy for a patient who has positive nodes at the time of surgery?
addition of chemotherapy or extended field radiation therapy
73
What did the LAP2 trial show in terms of outcomes and survival between patients who underwent TLH vs. TAH
No difference in survival between TLH and TAH, fewer adverse events associated with TLH and better recovery with TLH
74
In stage I disease, When should you add on radiation therapy?
positive LN, age > 70, Grade 2-3, outer 1/3 uterine invasion, LVSI
75
What stage of uterine cancer requires addition of chemotherapy?
Stage III-IV
76
What chemotherapy agents are generally used to treat uterine cancer?
Paclitaxel, Carboplatin
77
What agent should be used in a MSI+/MSI high tumor?
Pembrolizumab
78
What agent should be used in a Her2 positive tumor?
Trastuzumab
79
How many weeks of Provera should be given for conservative hormonal therapy?
26 weeks
80
What is the risk of ovarian recurrence in a patient who underwent hysterectomy without BSO for uterine cancer?
19%
81
Follow up Surveillance for endometrial cancer
q 3 months for 2 years q 6 months for 3 years yearly after 5 years
82
When does most endometrial cancer recurrence occur?
first 3 years
83
What is the treatment or local recurrence in a patient without prior RT therapy?
RT therapy
84
What is the treatment or local recurrence in a patient with prior RT therapy?
pelvic exenteration
85
True or False: Estrogen therapy is safe to use for HRT in a patient with stage I or II disease
True
86
Uterine sarcomas comprise what percentage of uterine cancer?
3-9%
87
What are the three types of uterine sarcomas?
1. Leiomyosarcoma 2. Endometrial stromal sarcoma 3. Carcinosarcoma (MMMT)
88
What is the most common type of uterine sarcoma?
Leiomyosarcoma
89
What are the most common presenting symptoms in a patient with a leiomyosarcoma?
vaginal bleeding, pain
90
True or False: Leiomyosarcomas always present with a rapidly enlarging fibroid?
False
91
What are 2 risk factors for Leiomyosarcoma?
Long term tamoxifen use and previous pelvic RT therapy
92
What is the common location for leiomyosarcoma?
usually intramural
93
Endometrial Stromal Sarcoma typically affects what age group?
Younger patients
94
What is the common location for endometrial stromal sarcoma?
Usually within endometrial cavity
95
Definition of stage IA Leiomyosarcoma OR Endometrial Stromal Sarcoma
Tumor < 5 cm
96
Definition of stage IB Leiomyosarcoma OR Endometrial Stromal Sarcoma
Tumor > 5 cm
97
Definition of stage IIA Leiomyosarcoma OR Endometrial Stromal Sarcoma
Tumor involves adnexa
98
Definition of stage IIB Leiomyosarcoma OR Endometrial Stromal Sarcoma
Tumor invades other pelvic structures
99
Definition of stage IIIA Leiomyosarcoma OR Endometrial Stromal Sarcoma
Tumor invades 1 abdominal site
100
Definition of stage IIIB Leiomyosarcoma OR Endometrial Stromal Sarcoma
Tumor invades more than 1 abdominal site
101
Definition of stage IIIC Leiomyosarcoma OR Endometrial Stromal Sarcoma
Tumor invades regional lymph nodes
102
Definition of stage IVA Leiomyosarcoma OR Endometrial Stromal Sarcoma
Tumor invades bladder or rectum
103
Definition of stage IVB Leiomyosarcoma OR Endometrial Stromal Sarcoma
Distant Metastases
104
What is the risk of sarcoma in a patient with a uterine fibroid?
0.5%