Pelvis + hip projection

Question 1

A.P hip - positioning

Answer 1

4Supine with toes internally rotated

Question 2

A.P hip - angle

Answer 2

straight

Question 3

AP - CR

Answer 3

5cm medial, 10cm inferior to ASIS
soft tissue crease

Question 4

A.P hip - Collimation

Answer 4

laterally to the skin margins
superior to ASIS
inferior to the proximal third of the femur

Question 5

A.P Pelvis - positioning

Answer 5

Supine with toes internally rotated

Question 6

A.P Pelvis - angle

Answer 6

straight

Question 7

A.P Pelvis - CR

Answer 7

the midpoint of the anterior superior iliac spine and the pubic symphysis

Question 8

A.P Pelvis - collimation

Answer 8

To the image receptor borders

Question 9

Judets view1 - internal oblique - positioning

Answer 9

45o oblique, with the region of interest raised

Question 10

Judets view1 - internal oblique - angle

Answer 10

Straight tube (45o to coronal plane)

Question 11

Judets view1 - internal oblique - CR

Answer 11

5cm inferomedial to the target ASIS.

Question 12

Judets view1 - internal oblique -collimation

Answer 12

Collimate to the image receptor

Question 13

Judet’s View 2 – The External Oblique - positioning

Answer 13

45o oblique, rolled onto the region of interest raised

Question 14

Judet’s View 2 – The External Oblique - angle

Answer 14

straight

Question 15

Judet’s View 2 – The External Oblique - CR

Answer 15

5cm inferomedial to the target ASIS.

Question 16

Judet’s View 2 – The External Oblique - collimation

Answer 16

Collimate to the image receptor

Question 17

Lateral hip - Positioning

Answer 17

Supine, affected leg externally rotated.

Question 18

Lateral hip - angle

Answer 18

straight

Question 19

Lateral hip - CR

Answer 19

Inguinal crease, mid femoral shaft laterally.

• soft tissue crease

Question 20

Lateral Hip - collimation

Answer 20

Cassette border superiorly, laterally to thigh skin border.

Question 21

exposure for pelvis and hip

Answer 21

AP hip
kVp 75 +/-5
mAs 20
AP pelvis
kVp 75 +/-5
mAs 20

Question 22

a patient has a pelvic injury but can not roll over for a lateral. what projection can be used

Answer 22

Danelius-Miller “Shoot-Through” Lateral.

cant lift leg = Clements -Nakayama

Question 23

a patient has a pelvic injury with a fracture around the pubic syn what projection can be used.

Answer 23

inlet/out let views

Question 24

a patient has a pelvic injury with acetabular fracture what projection can be used.

Answer 24

judets view.

Question 25

pelvic inlet view projection

Answer 25

supine, 40 degrees caudad angulation, CR = level at ASIS, exposure kvp = 80 mas = 50

Question 26

pelvic outlet view projection

Answer 26

supine, 35 degrees cephalad, CR = 5cm inferior to the superior aspect of the symphysis pubis exposure kvp = 80 mas = 50

Question 27

who does the pubic syn look in an inlet and out let view

Answer 27

The Inlet projects the symphysis pubis inferiorly The Outlet projects the symphysis pubis superiorly

Question 28

what is this projection

Answer 28

Danelius-Miller “Shoot-Through” Position: Supine with good leg raised maximally. Angle: 30o cephalad from a true lateral position. CR: Gluteal fold / raised buttock, mid thigh height. kVp: 80 kVp1, +/-5. mAs: 80 mAs

Question 29

what is this projection

Answer 29

Clements-Nakayama Lateral Position: Supine with both legs extended. Angle: 30o cephalad, 15o posteriorly. CR: Inguinal crease. Collimation: Laterally to cassette, to thigh border in vertical axis. kVp: 80 kVp1, +/-5. mAs: Estimate: 80 mAs.

Question 30

what is this projection

Answer 30

Sandersen position: Supine with affected side raised1 20o. Angle: 30o posteriorly (so about 50o from coronal plane). CR: Inguinal crease. Collimation: To cassette. kVp: 80 kVp1, +/-5. mAs: 80 mAs.