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Diagnostic Imaging > Breast > Flashcards

Breast Flashcards

0
Q

Breast is bounded medially ________ and laterally ________.

A

Medially lateral edge of the sternum

Laterally anterior axilla line

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1
Q

Female breast is between ?

A

2nd and 6th ribs

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2
Q

Breast tissue that secrete milk

A

Glandular

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3
Q

Tissue that covers the lobes and gives the breast its size and shape

A

Fat

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4
Q

Tethers the breast to the skin and to the underlying fascia and support the glandular tissue

A

Fibrous

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5
Q

Women at high risk except.
A. Those with BRCA gene mutation and their untested first degree relatives
B. Women with history of chest irradiation between 20-40
C. Women with 20% or greater lifetime risk of breast cancer

A

B 10-30 y.o.

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6
Q

Women at intermediate risk
A. Globular neoplasia
B. Atypical ductal hyperplasia
C. Personal history of breast cancer

A

A- lobular neoplasia

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7
Q

True or false. >15 % lifetime risk of breast cancer, breasts not dense

A

False. <15%

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8
Q

What is the passageway of milk from lobules to the nipple?

A

Ducts

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9
Q

Most common type breast cancer?

A

Invasive Ductal carcinoma

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10
Q

Who is not at risk of breast cancer?
A. 35/F, having first child at 33 y/o, breastfeed to her child
B. Her sister was diagnose with breast ca, menarche before 12 yo
C. White women, Menopause after 55 yo, overweight
D. 1-1-0-2

A

All of the above

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11
Q

Who is not at risk of breast cancer?
A. 45 years old PE teacher
B. Takes hormonal therapy to correct hypothyroidism
C. Small breast size, does not drink alcohol

A

B

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12
Q

What are the two views of mammography?

A

Craniocaudal view

Mediolateral oblique view

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13
Q

What type of BIRADS?

Fibroglandular tissue ranging 51-75 %, may obscure masses

A

C- heterogenous density

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14
Q

What type of BIRADS?
Scattered areas of fibroglandular density- glandular tissue is being replaced by fatty tissue but some glandular tissue is still present, easy to pick up lesion

A

B minimal density

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15
Q

What type of BIRADS?

Glandular tissue has been completely replaced by fatty tissue

A

A-extremely fat

16
Q

What type of BIRADS?

Dense glandular tissue- makes it hard to find masses and calcifications

A

D extremely dense

17
Q

Spherical round or oval having radiolucent center

A

Oil cyst or calcified cyst

18
Q

Coarse popcorn calcification, very high density

A

Calcified fibroadenoma

19
Q

Malignant or benign.

Spiculated margin or irregular margin, micro calcification

A

Malignant

20
Q

Indication for sonomammography

A

Breast parenchyma is dense mammography
Differentiate solid from cystic
Palpable mass

21
Q

What zone is composed of fat and muscle?

A

Retromammary

22
Q

What zone is composed of skin and overlying fat?

A

Premammary zone

23
Q

What zone is composed of fibroglandular tissue?

A

Mammary zone

24
Q

Anechoic mass with well defined margins and posterior acoustic enhancement is feature of?

A

Benign simple cyst

25
Q

Well defined solid oval mass with smooth margin is feature of?

A

Fibroadenoma

26
Q

This imaging is used to monitor response in chemo, help in cases of breast implants

A

MRI

27
Q

True or false. Rim enhancement is highly suggestive of high grade invasive ductal cancer and inflammatory cyst

A

True

28
Q

MRI. It appears as homogenously enhancing lesion

A

Ductal carcinoma

29
Q

MRI. It appears as HETEROGENEOUSLY enhancing irregularly shaped mass with spiculations

A

Invasive lobular carcinoma

30
Q

MRI. It appears as focal non mass enhancement

A

Ductal carcinoma in situ

31
Q

What special view?

Verify dermal nature of lesion like calcifications

A

Tangential view

32
Q

What special view?

Spot view magnification- to able to clearly delineate margins of lesions and configuration of calcifications

A

Magnification view

33
Q

What special view?

Compression in the area of suspected abnormality to spread out and separate overlapping tissue and structures

A

Spot compression

34
Q

What special view?

For triangulation and localizing lesion placing guide wire

A

Lateral view

35
Q

What special view?

Compression after rolling the tissue to separate superimposed tissues and focus on a specific area

A

Rolled view

36
Q

What special view?

Visualize medial aspect of breast near sternum

A

Valley view

Diagnostic Imaging (1 decks)

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