V3 - Procedures Flashcards
Which method of respiration will demonstrate the maximum number of ribs above the diaphragm when performing an AP projection of the upper ribs?
Suspended deep inspiration
What should be demonstrated on a properly exposed supine image of the abdomen?
Perirenal fat
The Alexander method is performed to demonstrate a dislocation of which joint?
AC joint
How should the radiographer rotate the patient’s lower leg and foot for an AP oblique projection of the second toe?
30-45 degrees medially
For which purpose is orthoroentgenography performed?
Long bone measurement
Why is a cross-table lateral preferred over a recumbent left lateral when obtaining images for a myelogram?
Contrast may move out of the area of interest when rolling into the lateral position
image Click on the left sphenoid strut.
*The sphenoid strut is a bony wall separating the optic foramen from the superior orbital fissure.
Which radiographic appearance results when the anterior surface of the patient’s elbow is rotated 45 degrees medially for an AP elbow projection?
The coronoid process is seen in profile
Which structure is demonstrated without superimposition on a properly positioned medial oblique foot image?
Cuboid
Which statement describes the presence of patient rotation on a lateral cervical spine image?
Anterior to posterior displacement of zygopophyseal joints
Which wrist projection best demonstrates a Colles’ fracture?
Lateral wrist
Which type of pathology is defined as inflammation of an out pouching of the colon?
Diverticulitis
Which finding is demonstrated most clearly by a left lateral decubitus image of the abdomen?
Free air over the liver
image Consider the oblique hand image. Which statement correctly describes this image?
The hand is under-rotated
Which x-ray tube orientation is used to create a 90-degree angle between the CR and the metatarsals for an AP axial projection of the foot?
10 degrees posteriorly
Beginning with the patient’s head in a true lateral position, which positioning method is recommended for demonstrating the mandibular body without foreshortening on an axiolateral oblique projection of the mandible?
Rotate the patient’s head 30 degrees toward the IR
Which anatomical structure is the most medial?
Coronoid tubercle
Which positioning procedure is performed to demonstrate the right intervertebral foramina of the cervical spine?
AP projection, 45 degree LPO
Which method of respiration is recommended for a soft tissue neck exam to evaluate the trachea?
Suspended inspiration
Which alternative procedure is recommended when positioning a patient for a Swimmer’s lateral (twining method) of the cervicothoracic region (C7-T1) if the shoulder away from the IR cannot be fully depressed?
Angle the CR 3-5 degrees caudad
Which body plane is positioned perpendicular to the IR on a lateral chest projection?
MCP
image Place the cursor at the location of the olecranon process.
You should know where this is
Where should the CR enter the patient for a lateral sacrum projection?
3-4 inches posterior to the ASIS
At which location is the CR directed for an AP projection of the thoracic spine?
Midway between the sternal notch and the xiphoid process
Which anatomical landmark coincides with the level of the CR entrance point for a PA chest projection?
Inferior border of the scapula
Which tarsal bone is best seen when the plantar surface of the foot is positioned perpendicular to the IR and a 40-degree cephalic CR is directed to the base of the third metatarsal?
Calcaneus
image Place the cursor on the location of the left SC joint.
If you dont know this. no bueno.
Where should the CR enter the patient on an AP projection of the chest with the patient in the lateral decubitus position?
Three inches below the jugular notch
The Holmblad method is performed to demonstrate which radiographic appearance?
Open intercondylar fossa
Which statement most accurately describes the position of the kidneys within the abdominal cavity of an average patient?
The left kidney is positioned slightly higher than the right kidney
A PA axial projection of the coccyx is performed because the patient is unable to tolerate the supine position due to the injuries sustained after falling backward. How should the CR be adjusted for this projection?
10 degrees cephalad
Where should the CR be directed for a lateral lumbosacral spine projection when using a 14x17in IR?
Iliac crest
How are the patient’s hand and fingers positioned for a PA wrist projection?
Hand pronated with fingers flexed
How should the CR be angled to compensate for a patient who is unable to assume the erect lordotic position for an AP axial lordotic projection of the chest?
15-20 degrees cephalad
Which is the correct CR location for an AP oblique projection of the urinary bladder during a cystogram?
2 in superior to pubic symphysis and 2 in medial to the elevated ASIS
Which skull positioning line is situated perpendicular to the IR when performing a parietoacanthial projection (waters method) of the facial bones?
MML
Which portion of the small intestines is most commonly affected by Crohn’s disease?
Ileum
Which CR orientation is recommended for a standard AP axial projection of the skull to demonstrate the dorsum sellae within the foramen magnum?
30 degrees to the OML
In which position should the patient be placed for insertion of the enema tip during a barium enema procedure?
Sims’
An exam of the right SI joint was performed by placing the patient in a 30 degree LPO with the CR directed 1 in medial to the left ASIS. The resulting image demonstrates a closed right SI joint space. Which is the most likely explanation for this appearance?
The CR was directed to the wrong ASIS
Which lumbar spine structures are best demonstrated with the patient in a 45 degree LPO position?
Left zygopophyseal joint
How many posterior ribs should be visible above the diaphragm on a PA chest projection?
Ten
The appendix is connected anatomically to which structure?
Cecum
Which is the correct CR location for an AP knee projection?
1/2 in below the apex of the patella
An AP pelvis image shows evidence that the patient is rotated towards the right hip. Which statement below best describes the appearance of this image?
Right iliac wing appears larger than the left iliac wing
Which projection of the facial bones demonstrates the petrous pyramids below the maxillary sinuses?
Parietoacanthial (waters)
Which anatomical structure is the most distal?
Radial tuberosity
image Click on the proximal phalanx of the first digit in the oblique image of the hand.
You better know this one
If the radiographic image is requested to show the nephrogram phase of an IVU, how long after IV contrast administration should this image be obtained?
30 seconds to a minute
An AP shoulder image acquired with the epicondyles perpendicular to the IR will demonstrate which radiographic appearance?
The lesser tubercle is seen in profile laterally
Place the parts of the respiratory tract in order from the most proximal to the most distal.
Trachea > Primary bronchi > Bronchioles > Alveolar sacs
How far should the upper border of the IR extend above the shoulders for a PA chest projection?
1.5-2 inches
In which position is the knee placed in order to demonstrate the head of the fibula without superimposition?
45 degrees medial rotation
Which CR angle is recommended to demonstrate the coronoid process of the elbow using the Coyle method?
45 degrees away from the shoulder
Which describes the appearance of a PA axial projection of the skull using the Caldwell method?
Petrous pyramids are demonstrated in the lower third of the orbit
Which describes the correct CR orientation for a lateral decubitus abdomen?
2 inches superior to the iliac crest and at the MSP horizontal beam
image Based on the appearance of the image, in which position was the patient placed for this fluoroscopy image?
RAO
After contrast has been administered into the hip joint during hip arthrography, what should the patient do?
Exercise the joint to allow the contrast to completely fill the joint space
Which is the correct CR location for a PA projection of the hand?
3rd MCP joint
Which bones make up the ankle mortise?
Tibia, fibula, and talus
Which appearance is demonstrated by a lateral projection of the shoulder obtained using the Lawrence method?
The proximal humerus is projected through the lung field
Which radiographic finding is characteristic of cervical spine trauma resulting in Jefferson fracture?
Open mouth view demonstrates bilateral displacement of the lateral masses of C1
Which statement describes a properly positioned lateral foot image?
Superimposition of the 1st and 5th metatarsal heads
Which position/projection of the elbow best demonstrates the trochlear notch of the ulna?
Lateral , lateromedial projection
