rad113 upper extremity test
It is possible to take routine humerus images standing or supine on the X-ray table? T/F True False
true
When the patient Ricky Bobby enters the radiology department for imaging of the humerus, we have the option of taking his lateral humerus mediolateral or lateromedial, depending on what is easier for him, as long as we get a good lateral image? T/F True False
true
Always make sure your patients legs are under the table when taking upper extremity radiographs True False
false
Where is the CR placed for a PA projection of the third digit? At the metacarpophalangeal joint At the proximal interphalangeal joint At the distal interphalangeal joint- i put this At the head of the third metacarpal
At the proximal interphalangeal joint
A lateral elbow radiograph demonstrates about half of the radial head superimposed by the coronoid process of the ulna. Which of the following occurred? a No positioning errors occurred. bb The hand and wrist were rotated laterally and not in a true lateral position. c The shoulder was not dropped sufficiently to the tabletop level. d The hand was pronated rather than in a true lateral position
a
A patient enters the ED with an elbow injury. The partially flexed AP and lateral positions reveal a possible fracture of the coronoid process. The patient's elbow is partially flexed and he refuses to extend it farther. Which one of the following positions/projections should be performed to confirm the fracture of the coronoid process? a Coyle method with 80° flexion, CR angled 45° away from shoulder b Gaynor-Hart method c AP-acute flexion d Coyle method with 90° flexion, CR angled 45° toward the shoulder
a
A patient enters the emergency department (ED) with a Smith fracture. Which region of the upper limb must be radiographed to demonstrate this injury? a wrist and forearm b trapezium c elbow d hand
a
A radiograph of an AP projection of the elbow reveals a complete separation of the proximal radius and ulna. What positioning error has been committed? a. Excessive lateral rotation b Excessive medial rotation c incorrect CR location and angle dPartial flexion of the joint
a
A radiograph of the elbow demonstrates the radius directly superimposed over the ulna and the coronoid process in profile. Which projection of the elbow has been performed? a.Medial (internal) rotation oblique b.AP c.Lateral (external) rotation oblique d.Lateral
a
The AP oblique-bilateral hands projection "ball-catcher's position" is performed to evaluate for early signs of: a rheumatoid arthritis b osteoporosis. c gout. d bursitis.
a
What is the purpose of performing the AP partially flexed projections of the elbow? a To provide an AP perspective if the patient cannot fully extend the elbow b To separate the radial head from the ulna c To provide a view of the radial head and capitulum d To demonstrate any possible elevated fat pads
a
Which of the following actions will lead to the proximal radius crossing over the ulna? a Pronation of the hand b Supination of the hand c Placing epicondyles parallel to the image receptor d External rotation of the elbow
a
Which routine projection of the elbow best demonstrates the radial head and tuberosity free of superimposition? a AP oblique with external rotation b AP oblique with internal rotation c AP d Lateral
a
Which specific anatomy is better visualized with a fan lateral as compared with the other lateral projections of the hand? a.Phalanges b.Carpals c.Carpometacarpal joints d.Metacarpals
a
Why is it important to keep the phalanges parallel to the IR for a PA oblique projection of the hand? a Prevents foreshortening of phalanges and obscuring of interphalangeal joints. b Prevents foreshortening of radiocarpal joint. c Demonstrates the sesamoid bones near the first interphalangeal joint. d Opens up the carpometacarpal joints.
a
Why should the hand be slightly arched for a PA projection of the wrist? a.To reduce the OID of the carpal bones b.To provide more comfort for the patient c.To open up the carpometacarpal joints d.To demonstrate any possible nondisplaced metacarpal fractures
a
Which of the following breathing techniques should be used for a lateral projection of the humerus? a.Suspended respiration b.Shallow breathing c.Full inspiration d.Full expiration
a.
Which routine projection of the elbow will best demonstrate an elevated or visible posterior fat pad? a.True lateral b.Lateral rotation oblique c.Medial rotation oblique d.True AP with no rotation
a.
A patient with a fractured forearm had the fracture reduced and a fiberglass cast placed on the extremity. The original kV was 60 kV. Which one of the following kV factors should be selected? a 67kV b 63kV c 75kV d 70kV
b
How much rotation of the hands is required for the AP oblique bilateral (Norgaard method) hands projection? a5-10 b45 c20 d30 to 35
b
How much rotation of the humeral epicondyles is required for the AP medial oblique projection of the elbow? a 30 degrees b 45 degrees c 20 degrees d 90 degrees
b
If a patient has a suspected or known humerus fracture, what would be the best option for positioning and taking a lateral image of the humerus? a With the patient standing and patient's arm on stomach angle 45 degrees toward unaffected side b Supine patient on the table with IR between the affected upper arm and the patients side for cross table shoot through shoot through c Routine standing lateral d On the table, place the patient's affected hand palm side down on lateral waist/hip area
b
Where is the central ray directed for a lateral projection of the humerus? a Shoulder joint b Midpoint of the humerus c Glenoid cavity d Elbow joint
b
Which basic projection of the elbow best demonstrates the trochlear notch in profile? a Lateral rotation oblique b Lateral c AP d Medial rotation oblique
b
Which routine projection of the elbow best demonstrates the olecranon process in profile? a Medial rotation oblique b Lateral c AP d Lateral rotation oblique
b
Which two of the following procedures would place the lateral aspect of the hand in contact with the IR? a Lateral projection of the 5th digit b Lateral projection of the 2nd digit c Lateral projection of the 4th digit d Lateral projection of the thumb
b and d
How many degrees should the tube be angled for the Gaynor-Hart, Carpal Canal projection? a 5 to 7 degrees b 10 degrees c 25 to 30 degrees d 15 to 20 degrees
c
The most common oblique projection of the second through fifth digits is _____ with _____ rotation. a.AP; lateral b.PA; medial c.PA; lateral d.AP; medial
c
What is the tube angle for an AP humerus? a 15-20 Degrees b 30 Degrees c 0 Degrees d 45 Degrees
c
Which of the following best demonstrates the radial head using the trauma lateral Coyle method routine? a Elbow flexed 80°, CR angled 45° away from shoulder b Elbow flexed 90°, CR angled 30° toward shoulder c Elbow flexed 90°, CR angled 45° toward shoulder d Elbow flexed 90°, CR perpendicular to image receptor
c
A radiograph of the PA scaphoid projection reveals extensive overlap of the distal scaphoid and adjacent carpals. Which of the following factors can lead to this problem? a.Elevation of the hand and wrist b.Insufficient ulnar flexion c.Insufficient CR angle proximally d.Excessive collimation
c.
How much obliquity is required for a PA oblique projection of the hand? a.30° to 35° b.15° to 20° c.45° d.55°
c.
Your patient is sitting at the end of the table with the elbow flexed 90 degrees. The ulnar aspect of the arm is resting on the IR. The CR is perpendicular and directed to the midcarpal area. What position is this? a.Lateral whatever b.Lateral 5th digit c.Lateral wrist d.Lateral hand
c.
A patient enters the ED in severe pain with a possible dislocation of the elbow. The patient has the elbow flexed more than 90°. Which one of the following routines should be performed to confirm the diagnosis? a Jones method and limited lateral projection b AP and limited lateral projections c Lateral elbow only d Coyle method and partial flexed AP
d
A patient enters the ED with a possible scaphoid fracture. The patient is unable to assume the ulnar deviation position. Which of the following positions should be performed to confirm the diagnosis? a.Coyle b.Jones c Gaynor-Hart d Modified Stecher
d
An image of a PA hand reveals the distal radius and ulna and the carpals were cut off. What should the technologist do to correct this problem? a.Accept the radiograph. Carpals and distal radius and ulna are not part of a hand study. b.If the injury to the patient did not involve the carpal region and distal forearm, do not repeat it. c.Make sure the carpals, distal radius, and ulna are included on the lateral projection. d.Repeat the PA projection to include all the carpals and about 1 in (2.5 cm) of the distal radius and ulna.
d
The AP oblique bilateral hands projection "ball-catcher's position" is performed to evaluate for early signs of: a.Bursitis b.Gout c.Osteoporosis d.Rheumatoid arthritis
d
Which special projection of the wrist will open up the interspaces on the radial side of the wrist? a.Carpal bridge b.Radial deviation c.Carpal canal d.Ulnar deviation
d
A patient arrives in radiology with a metal foreign body in the palm of the hand. Which of the following hand routines should be performed on thispatient to confirm the location of the foreign body? a.PA and fan lateral projections-- b.PA and Gaynor-Hart method c.PA and lateral in flexion projections dPA and lateral in extension projections
d.
An image of a PA oblique of the hand reveals the mid-aspect of the fourth and fifth metacarpals are partially superimposed. What specific positioning error has been committed? a.Fingers of hand are not flexed sufficiently b.Insufficient lateral rotation c.Incorrect CR angulation d.Excessive lateral rotation
d.