17. Fallopian Tubes and Ovary Flashcards

1
Q

What is an ectopic pregnancy?

A

Implantation of the foetus outside the uterus

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2
Q

What factors increase the risk of an ectopic pregnancy?

A

PID

Adhesions

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3
Q

What benign neoplasms can be found in the fallopian tubes?

A
Paratubal cysts (glands of Morgagni)
Salpingitis isthmica nodosa
Endosalpiniosis
Adenomatoid tumour (outside of tube)
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4
Q

What mutation is associated with fallopian tumours?

A

BRCA

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5
Q

What causes ovarian torsion?

A

Cysts and tumours

Veins get blocked so congestion and infarction

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6
Q

How do ovarian cancers present?

A

Abdominal distension
GI symptoms
Disturb menstruation
Pelvic pain

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7
Q

What are the types of invasive ovarian tumours?

A
Serous
Endometrioid
Clear cell
Mucinous
Brenner tumours
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8
Q

Where do each of the invasive ovarian tumours originate?

A

Serous: tubes
Endometrioid and clear cell: endometriosis
Mucinous: appendix, colon, pancreas

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9
Q

What are the risk factors for ovarian cancer?

A

Nulliparous

Family history

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10
Q

What factors are protective against ovarian cancers?

A

OCP

Tubal ligation

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11
Q

What genetic mutations are associated with ovarian cancer?

A

BRCA
Her2
p53

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12
Q

What are the benign tumours of the ovary?

A

Cystadenoma
Cystadenofibroma
Adenofibroma

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13
Q

What features are seen in malignant ovarian tumours?

A

Papillae

Psammoma bodies

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14
Q

What causes psammoma bodies?

A

Dystrophic calcification

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15
Q

Which malignant ovarian tumour is the highest grade?

A

Serous

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16
Q

What is the appearance of a mucinous ovarian tumour?

A

Cells full of mucin with nucleus pushed to the side
Often bilateral
Nodular surface

17
Q

What complication is associated with mucinous ovarian tumours?

A

Pseudomyxoma peritoneii: extensive, non-invasive takeover of the abdominal cavity

18
Q

What marker will be positive if a mucinous tumour originated in the colon?

A

CK20+

19
Q

What marker will be positive if a mucinous tumour originated in the pancreas?

A

CK7-

20
Q

What staging system is used for ovarian cancer?

A

Figo stages

21
Q

What is stage 1 ovarian cancer?

A

a. one ovary, intracystic
b. 2 ovaries, intracystic
c. Rupture, tumour on the surface

22
Q

What is stage 2 ovarian cancer?

A

Spread to pelvis

23
Q

What is stage 3 ovarian cancer?

A

Spread to abdomen/lymph node

24
Q

What is stage 4 ovarian cancer?

A

Distant spread

25
Q

What are the symptoms of germ cell tumours?

A

Torsion
Chronic low grade pain, mass
May not present until pregnancy
Early puberty and hCG production

26
Q

What is the most common type of germ cell tumour of the ovary?

A

Benign cystic teratoma

27
Q

What are the types of germ cell tumour in the ovary?

A

Teratoma
Dysgerminoma
Yolk sac tumours
Embryonal

28
Q

What is the difference between a mature teratoma and an immature teratoma?

A

Immature is malignant and occurs in younger patients

29
Q

What is a rockitansky protuberance?

A

Teratoma grows a tooth

30
Q

What is the most common malignant germ cell tumour?

A

Dysgerminoma

31
Q

How do dysgerminomas appear on histology?

A

Clear cells
Fibrous tissue
Lymphocytes

32
Q

What group of sex cord/stromal tumours are associated with effusions?
What is the name given to this syndrome?

A

Thecoma-fibroma

Maig’s syndrome