1 Show
Refer to the image. What anatomy is labeled as letter C? iliac crest 2 Situation: A patient comes to radiology with a request for a right hip study. He is from an extended care facility and is confused about the cause of the injury. The technologist takes an AP pelvis, and when the lateral frog-leg projection is attempted, the patient complains loudly about the pain in his affected hip. What should the technologist do to complete the study? Continue to position the patient, but move the affected limb more gently
Perform the axiolateral (inferosuperior) projection 3 The term pelvic girdle refers to the total pelvis including the sacrum and coccyx. 4 Refer to the image. What projection and anatomy of interest is depicted? AP axial (Taylor);
anterior pelvic bones AP oblique (modified Cleaves); femoral necks 5 A radiograph of an AP pelvis reveals that the right iliac wing is foreshortened as compared with the left side. What specific positioning problem is present on this radiograph? 6 The internal oblique position of the AP oblique projection (Judet method) demonstrates the: iliopubic column and posterior rim of acetabulum 7 What CR angle is required for the AP axial,
inlet projection? 8 The letter B on the illustration below identifies the : ilioischel column 9 The
angle of the SI joints is ____ degrees relative to the midsagittal plane. 10 A radiograph of an AP pelvis reveals that the left obturator foramen is more open or elongated as compared with the right. What is the specific positioning error present on this radiograph? 11 A radiograph of an
AP pelvis demonstrates that the right obturator foramen is foreshortened but the left foramen is open. Which one of the following positioning errors is present on this radiograph? 12 Which of the following imaging modalities will best detect early signs of bone infection of the pelvis? 13 The below pictured projection is called the: Cleaves Method 14 Unless contraindicated, the lower limb and leg should be internally rotated for an axiolateral projection of the hip (Danelius-Miller). How many degrees of rotation are
required? 15 Which projection of the hip is shown in the figure above? 16 The posterior oblique (Judet method) for the acetabulum requires
a 10- to 15-degree rotation of the body. 17 Which of the following describes the direction of the central ray for an axiolateral projection of the hip (Danelius-Miller)? 18 A radiograph of an AP axial (Taylor) “outlet” projection reveals that
the obturator foramina are not symmetric. What type of positioning problem is present on this radiograph? 19 A radiograph of an LPO projection for sacroiliac joints reveals that the ilium is superimposed over the involved joint. What type of positioning error is present on this radiograph? Excessive rotation or obliquity 20 The body is placed at what angle for the AP oblique projection (Judet method) of the acetabulum? 21 The following projection is being demonstrated in the image below: Ilium Projection 22 For the AP oblique femoral necks (modified Cleaves method), the central ray is directed: 23 How much is the central ray angled for the AP oblique projection (Judet method) of the acetabulum? 24 Examine this AP oblique (Judet) image of the right hip obtained with the patient positioned for the internal oblique. What is the anatomy of interest? anterior acetabular rim and ilioischial column posterior acetabular rim and iliopubic column 25 The following projection is being demonstrated in the image below: Bridgeman Method
Projection Bridgeman Method Projection 26 How much should the thighs be abducted for the AP oblique projection of the femoral necks (modified Cleaves method)? 27 Which bones fuse to form the acetabulum? Ischium, pubis, and ilium 28 Where is the IR centered for an AP pelvis? midway between the ASIS and the pubic symphysis 29 Using the above hip localization method, the femoral head can be located: 1½ inches (4 cm) below the midpoint of the imaginary line between the two bony landmarks. 30 Which bone of the pelvic girdle forms the
anterior inferior aspect? 31 The following position is demonstrating which of the following Methods ? Bridgeman Method 32 Which of the following methods
demonstrate the hip in an axiolateral projection? 33 How much is the image receptor tilted from the horizontal for the modified axiolateral (Clements-Nakayama) projection? 34 The respiration phase for the axiolateral projection of the hip
(Danelius-Miller) is: 35 Examine this AP oblique (Judet) image of the right hip obtained with the patient positioned for the internal oblique. What patient position is depicted in this image? 45 degrees LPO 36 Refer to the image. What anatomy is labeled as letter B? lesser trochanter 37 Situation: A patient comes to the ED with a possible pelvic
ring fracture. The initial AP pelvis projection is inconclusive. What other projection can be taken to assist with the diagnosis? AP axial inlet projection 38 The image receptor must be placed parallel to the femoral neck for the axiolateral (inferosuperior) projection of the hip. 39 A radiograph of a right SI joint demonstrates it open and clearly seen. Which of the following positions was performed? 40 The below pectured projection is called the : Cleaves Method 41 The radiograph below best demonstrates which area the best: acetabulum column 42 A radiograph of an axiolateral (inferosuperior) projection of the hip reveals a soft tissue
artifact seen across the affected hip. This artifact prevents a clear view of the femoral head and neck. What must the technologist do to eliminate this artifact or its effect during the repeat exposure? Increase the elevation and flexion of the patient’s unaffected leg. 43 Which of the following describes the position of the IR for the axiolateral projection of the hip (Danelius-Miller)? 44 Which of the following lateral hip projections cannot be performed
on a trauma patient with a possible hip fracture? 45 Which of the following methods will demonstrate the hip in a lateral projection? 46 Situation: A patient enters the ED with a possible separation of the symphysis pubis due to trauma. The AP pelvis projection is inconclusive for
determining the extent of the injury. What other projection can be taken to evaluate this region? AP axial (Taylor) outlet projection 47 The proper name of the method used for the unilateral frog-leg projection is the: 48 Which of the following projections can be performed with one exposure if a compensating filter is used? axiolateral hip (Danelius-Miller method) 49
The radiograph below best demonstrates which area the best: ischeopubic column 50 Refer to the image. What projection (method) is demonstrated? mediolateral (Lauenstein) axiolateral (Danelius-Miller) 51 A radiograph of an axiolateral (inferosuperior) projection reveals that there is an excessive amount of grid lines present. A 6:1 linear grid was used. Which of the following points will correct this problem on the repeat exposure? Keep the image receptor parallel to the femoral neck. 52 Refer to the image. What positioning error is evident? The knees were not flexed to reduce lordotic curve. The lower limbs were not internally rotated 53 The following projection is being demonstrated in the image below : Acetabulum Projection 54 Which of the following bony structures cannot be palpated? 55 Situation: A patient enters the ED with possible bilateral fractured hips. Which of the following routines should be performed? AP pelvis and modified axiolateral (Clements-Nakayama method) projections for both hips 56 The following projection is being demonstrated in the image below : Clements-Nakayama Projection 57 Which of the following devices are necessary to perform an axiolateral projection of the hip (Danelius-Miller)? 58 Where is the central ray directed for
the AP oblique projection (modified Cleaves) of the femoral necks? 1 inch superior to the pubic symphysis 59 In the below illustration, the Right acetabulum is demonstated in the which of the follolwing None of the above Internal Oblique Position 60 Which of the following projections provides the greatest amount of gonadal dose for a male patient (without the use of shielding)? Axiolateral (inferosuperior) projection 61 The below pictured projection is called the : Taylor Method 62 Which of the
following positions will best demonstrate the superior and posterior rim of the acetabulum? Posterior oblique (Judet method) 63 Refer to the image. What anatomy is labeled as letter C? femoral neck 64 The AP axial projection (Bridgeman method) requires the central ray be directed: 65 What is the central-ray entrance point for the AP oblique projection (Judet method) of the
acetabulum? 2 inches inferior to the ASIS 66 Which part of the acetabulum is being best demonstrated ? Anterior rim of the
acetabulum Posterior rim of the acetabulum 67 The use of the 80 kV technique (as opposed to 90) with a corresponding mAs change for an AP pelvis projection will result in higher contrast but will have what effect on the male and female gonadal dose? Will increase dose by 20% to 30% 68 Which part of the acetabulum is being best demonstrated ? Anterior rim of the acetabulum Anterior rim of the acetabulum 69 During a
repeat study of the AP axial (Taylor) outlet projection, both obturator foramina are symmetric but foreshortened. Which of the following positioning modifications must be performed to correct this error? Increase the cephalic CR angulation. 70 What CR angle must be used for an AP axial (Taylor method) “outlet”
projection for a male patient? 20 to 35 degrees cephalad 71 The radiograph below best demonstrates the Right hip in which of the following None of the above Exteranl Oblique Position 72 A radiograph of an AP pelvis reveals that the lesser trochanters are not visualized. This pelvis projection was performed for nontraumatic reasons. What should the technologist do (if anything) to correct this on the repeat exposure? Do nothing. Accept the radiograph and don’t repeat the exposure. 73 The lesser sciatic notch is an aspect of the: 74 Which of the following projections would be best for a patient with trauma to both
proximal femurs (in addition to the AP pelvis)? Modified axiolateral (Clements-Nakayama) 75 How much obliquity of the body is required for posterior oblique positions for the sacroiliac joints? 76 The letter A on the illustration below identifies the : iliopubic column 77 The LPO position for sacroiliac joints will best demonstrate the right joint. 78 Situation: A patient enters ED
with a possible pelvic ring fracture due to a MVA. The initial pelvis projections do not reveal any fracture or dislocation, but the ED physician is concerned about a possible right acetabular fracture. Which of the following projections will best demonstrate the right acetabulum? Posterior oblique pelvis projection (Judet method) 79 Only a small part of the lesser trochanter, if any, will be visible on a well-positioned axiolateral (inferosuperior) lateral hip. 80 The external oblique position of the AP oblique projection (Judet method) demonstrates the: ilioischial column and anterior rim of acetabulum 81 Refer to the image. What anatomy is labeled as letter A? greater trochanter How much should the thighs be abducted for the AP oblique projection of the femoral necks modified Cleaves method?If possible, abduct thighs about 45 degrees from vertical plane to place long axes of femoral necks parallel with plane of IR. Check position of thighs, being careful to abduct them to same degree. Central ray Perpendicular at midsagittal plane 1 inch (2.5cm) superior to pubic symphysis.
Which of the following methods will demonstrate the hip in an Axiolateral projection?. Which of the following methods demonstrate the hip in an axiolateral projection? Unless contraindicated, the lower limb and leg should be internally rotated for an axiolateral projection of the hip (Danelius-Miller).
Which projection is used to demonstrate the hip joint and the relationship of the femoral head to the acetabulum?The lateral hip view is a radiographic projection assessing the relationship of the femoral head to the acetabulum.
How much is a central ray angle for the AP oblique projection of the acetabulum?Positioning chpt7. |