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Rad 1225 > Angles And Positions > Flashcards

Angles And Positions Flashcards

1
Q

How far inward do you rotate legs for hip and pelvis

A

15-20 degrees

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2
Q

Central ray for pelvis

A

Midway between the Asis and pubic symphysis

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3
Q

Central ray for ap hop

A

3 in below ASIS

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4
Q

Angle for ap axial outlet in men

A

20 to 35 degrees

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5
Q

Angle for ap axial outlet in women

A

30 to 45 degrees

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6
Q

Central ray for ap axial outlet

A

1 to 2 in distal to pubic symphysis

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7
Q

Internal oblique pelvis Judet method tcentral ray

A

2in inferior to the ASIS on the affected side (side up)

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8
Q

Angle for pa axial oblique pelvis

A

12 degree cephalic

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9
Q

Central ray for ap c spine

A

C4

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10
Q

Angle for ap c spine

A

15-20 cephalic

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11
Q

What do you need to include on ap c spine

A

C3-t2, open vertebral spaces

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12
Q

What do you need to see in c spine ap oblique

A

Intervertebral foramina

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13
Q

What is the CR for open mouth

A

C1-C2.

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14
Q

What is the angle of the ap oblique c spine

A

15-20 degree cephalic

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15
Q

What do you see in lateral c spine

A

Z joints

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16
Q

For t spine what view are the z joints closest to IR

A

PA OBLIQUES

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17
Q

For t spine what view are z joints farthest from the IR

A

AP obliques

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18
Q

For c spine what view are the intervertebral foramina further from IR

A

Ap axial oblique

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19
Q

For c spine what view are intervertebral foramina closest to the IR

A

Pa axial oblique

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20
Q

What is the CR for lumbar AP

A

At level of iliac crest L4

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21
Q

What is the CR FOR ap axial si joints

A

1.5 in superior to pubic symphysis

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22
Q

What is the angle for ap axial si joints

A

30-35 degrees cephalic

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23
Q

What is the central ray for l spine oblique

A

2in medial to ASIS AND 1.5in above Iliac crest

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24
Q

How do you know you’re over-rotated for l spine oblique

A

If Pedicle is anterior to vertebral body

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25
Q

What’s the angle for ap axial sacrum if patient is supine

A

15 degree cephalic

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26
Q

What’s the angle for ap axial sacrum if patient is prone

A

15 caudal

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27
Q

What’s the angle for ap supine coccyx

A

10 degree caudal

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28
Q

What is the purpose of a single contrast stomach and duodenum

A

Purpose is to determine the size shape and position of stomach. To examine the changing contour of stomach during peristalsis and observe the filing and emptying of duodenum bulb.

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29
Q

What should you do to show a hiatal hernia

A

Lower head of the table 25 to 30 degrees

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30
Q

What is an advantage of double contrast study

A

You can visualize small lesions

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31
Q

Where is the midline of the IR for a pa projection of stomach and duodenum

A

Coincides with sagital plane that’s halfway between the vertebral column and left lateral border of abdomen

32
Q

What is the central ray for pa projection of stomach

A

1 to 2in above lower rib margin at the level of L1-L2

33
Q

What should you see in the pa projection of stomach

A

Entire stomach and duodenal loop

34
Q

In what type of patients can you see the pyloric canal and duodenal bulb especially in the pa projection

A

Hyposthenic

35
Q

What’s the angle for pa axial stomach

A

35 to 45 cephalic

36
Q

What’s the obliquity for pa oblique stomach

A

40-70 degrees

37
Q

What is the preferred position for views of stomach

A

RAO

38
Q

What is the CR for PA oblique stomach

A

1 to 2in above lower rib margin at the level of L1-L2

39
Q

Where is the midline of the grid for pa oblique stomach

A

Sagital plane midway between the vertebrae and the lateral border of the elevated side

40
Q

What is the RAO stomach used for

A

Studies of the pyloric canal and duodenal bulb because peristalsis is more active

41
Q

What’s in profile in the pa oblique stomach

A

Duodenal bulb and loop. Gives best image of pyloric canal and duodenal bulb in sthenic patients

42
Q

What is the CR for the ap oblique stomach

A

Midway between the level of xiphoid process and lower margin of the ribs

43
Q

What is the obliquity for the patient for ap oblique stomach

A

30-60 degrees

44
Q

What gives you the best view of the fundic portion of the stomach

A

Ap oblque lpo

45
Q

If you want to see the left retrogastric place what do you do

A

Upright left lateral

46
Q

For the external oblique pelvis which side is up? Which is down?

A

Affected side down positioned in prone

47
Q

What is the central ray for pa oblique pelvis

A

Pubic symphysis

48
Q

How long is the small intestine

A

20-22in

49
Q

How long is the duodenum

A

8-10in long

50
Q

How long are the intervals for images for a small intestine study

A

30 minutes 1hr if needed

51
Q

How long is the large intestine

A

5ft long

52
Q

What temperature should the suspension be for large intestine insertion

A

Below body temp 85-90

53
Q

What do you see in AP/PA large intestine

A

Flexure and the rectum

54
Q

What position allows you to see rectosigmoid

A

Pa axial large intestine

55
Q

What’s the angle for pa axial large intestine

A

30 to 40 degree caudal

56
Q

Where can you see left colic flexure

A

LAO and RPO

57
Q

Where can you see right colic flexure?

A

RAO

58
Q

How much do you oblique for pa oblique large intestine

A

35-45 obliquity

59
Q

What does the right lateral large intestine show you

A

Medial side of ascending and lateral side of descending

60
Q

What does left lateral show you on large intestine

A

Left lateral side of ascending colon and medial side of descending colon

61
Q

What position best shows the distal sigmoid colon and the rectum

A

Lateral large intestine

62
Q

What does the lateral large intestine show

A

The distal portion of the sigmoid colon and the rectum

63
Q

What is the central ray for lateral large intestine

A

ASIS

64
Q

What is the central ray for ap large intestine

A

At level of illiac crest

65
Q

What is the central ray for ap apxial large intestine

A

2in below the Asis

66
Q

What is the angle for ap axial large intestine

A

30-40 cephalic

67
Q

What does the axial large intestine best show

A

Rectosigmoid portion of colon

68
Q

What is the central ray for ap oblique large intestine

A

1 to 2in lateral to the midline of the body at level of Asis

69
Q

What is the central ray for delayed small intestine

A

Level of illic crest

70
Q

What’s the central ray for esophagus ap/pa

A

T5-T6

71
Q

How much do you oblique the patient for esophagus

A

35-40 degrees both views

72
Q

What’s the central ray for ap axial sacrum and coccyx

A

2in superior to pubic symphysis

73
Q

What angle do you need for sacrum ap axial

A

15 degree cephalic

74
Q

What angle do you need for ap axial coccyx

A

10 degree caudal

75
Q

Capacity for enema bags

A

3000mL

76
Q

Enema tip insertion angle

A

35 to 40 degree angle in sims position

Rad 1225 (2 decks)

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