Wrist QC
A lateral forearm projection obtained in a patient with the proximal humerus elevated and the wrist internally rotated demonstrates the 1. radial head posterior to the coronoid process. 2. pisiform anterior to the distal scaphoid. 3. capitulum distal to the medial trochlea. 4. pisiform distal to the distal scaphoid
1 and 3
A lateral elbow projection demonstrates the radial head situated anterior and proximal to the coronoid process. How was the patient positioned for such an image to be obtained? 1. The distal forearm was too high. 2. The distal forearm was too low. 3. The proximal humerus was too high. 4. The proximal humerus was too low.
1 and 4
A lateral elbow projection obtained with the distal forearm positioned too low and the proximal humerus positioned too high demonstrates the 1. radial head distal and posterior to the coronoid process. 2. radial head proximal and anterior to the coronoid process. 3. capitulum posterior and proximal to the medial trochlea. 4. capitulum anterior and distal to the medial trochlea.
1 and 4
a lateral wrist projection obtained with the wrist in slight internal rotation demonstrates the 1. distal scaphoid anterior to the pisiform 2. radius posterior to the ulna 3. distal scaphoid distal to the pisiform 4. radius anterior to the ulna
1 and 4
a lateral wrist projection obtained with the wrist in slight internal rotation demonstrates the 1. distal scaphoid anterior to the pisiform. 2. radius posterior to the ulna. 3. distal scaphoid distal to the pisiform. 4. radius anterior to the ulna
1 and 4
An AP elbow projection with accurate positioning demonstrates 1. the medial and lateral humeral epicondyles in profile. 2. the radial tuberosity in profile medially. 3. an open capitulum-radial joint. 4. the ulna free of radial head and radial tuberosity superimposition.
1, 2 and 3
A lateral forearm projection with accurate positioning demonstrates 1. the distal scaphoid slightly distal to the pisiform. 2. the ulnar styloid in profile. 3. an open elbow joint space. 4. the radial tuberosity in profile.
1,2,3
PA wrist projection (NOT axial) obtained in the radial deviation demonstrates 1. the lunate positioned distal to the ulna. 2. a foreshortened scaphoid. 3 closed CM joints. 4. an elongated scaphoid.
1,2,3
a PA wrist projection with accurate positioning demonstrates 1. an open radioulnar articulation 2. the radial styloid in profile. 3. the long axes of the third metacarpal aligned with the midforearm 4. open second through fifth MC joint spaces
1,2,3,4
a PA wrist projection with accurate positioning demonstrates 1. an open radioulnar articulation 2. the radial styloid in profile. 3. the long axes of the third metacarpal aligned with the midforearm 4. open second through fifth MC joint spaces
1,2,3,4
An AP forearm projection with accurate positioning demonstrates the 1. radial styloid in profile laterally. 2. radial head superimposing the ulna by 0.25 inch (0.6 cm). 3. ulnar styloid in profile laterally. 4. humeral epicondyles in profile.
1,2,4
For an externally rotated AP oblique elbow projection with accurate positioning, the 1. capitulum is in profile. 2. capitulum-radial joint space is open. 3. coronoid process is in profile. 4. ulna is demonstrated without radial head superimposition.
1,2,4
A lateral elbow projection with accurate positioning demonstrates 1. an open elbow joint space. 2. the radial head distal to the coronoid process. 3. the radius superimposing the radial tuberosity. 4. the anterior fat pad.
1,3,4
when the patient in positioned and the ulnar deviates for a PA axial, ulnar deviated wrist projection, the 1. first metacarpal and radius are aligned. 2. distal scaphoid shifts anteriorly. 3. lunate is demonstrated distal to the radius. 4. distal scaphoid shifts posteriorly.
1,3,4
when the patient ulnar deviates for a PA axial, ulnar deviated wrist projection, the 1. first metacarpal and radius are aligned. 2. distal scaphoid shifts anteriorly 3. lunate is demonstrated distal to the radius. 4. distal scaphoid shifts posteriorly
1,3,4
An AP elbow projection obtained with the elbow internally rotated demonstrates 1. the radial tuberosity in profile. 2. an open capitulum-radial joint space. 3. more than 0.25 inch (0.6 cm) of radial head and ulnar superimposition. 4. less than 0.25 inch (0.6 cm) of radial head and ulnar superimposition.
2 and 3
a PA wrist projection obtained in slight external rotation demonstrates 1. superimposition of the laterally located carpal bones. 2. closed radioulnar articulation 3. open lateral carpal joint spaces. 4. the radial styloid in profile
2 and 3
an externally rotated PA oblique wrist projection with accurate positioning demonstrates 1. the trapezoid and trapezium without superimposition 2. an open radioulnar articulation 3. the ulnar styloid in profile 4. superimposition of the medially located carpals.
2 and 3
a PA wrist projection obtained with the hand flexed and the metacarpals at a 45 degree angle with the IR demonstrates 1. a closed radioulnar articulation 2. foreshortened metacarpals. 3. a decress in scaphoid foreshortening 4. closed second through fifth carpometacarpal joint spaces.
2,3,4
A lateral elbow projection obtained with the wrist and hand pronated demonstrates 1. the radial head anterior to the coronoid. 2. the radial tuberosity in profile anteriorly. 3. an open elbow joint. 4. the radial tuberosity in profile posteriorly.
3 and 4
An AP forearm projection obtained with the wrist and elbow in lateral rotation demonstrates 1. superimposed first and second metacarpal bases. 2. the proximal radius superimposed over the ulna by more than 0.25 inch (0.6 cm). 3. superimposed fourth and fifth metacarpal bases. 4. the proximal radius and ulna without superimposition.
3 and 4
An internally rotated AP oblique elbow projection with accurate positioning demonstrates which of the following structures in profile? 1. Capitulum 2. Radial head 3. Medial trochlea 4. Coronoid process
3 and 4
Which of the following projections is used to prevent crossing of the forearm bones?
AP
