POSI - LEC Flashcards

1
Q

useful for evaluating joint space narrowing and showing articular cartilage disease

A

rosenberg method

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2
Q

RP: patellofemoral joint

A

hughston method

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3
Q

lateral image of the shoulder and proximal humerus is projected through the thorax

A

transthoracic method

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4
Q

humerus in exaggerated external rotation

A

rafert method

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5
Q

directed at a dual angle of 25 degrees anteriorly from the horizontal and 25 degrees medially

A

west point method

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6
Q

wedge shape compression

A

hill sachs

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7
Q

AP projection of shoulder places that humerus in true lateral position

A

external

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8
Q

projects acromioclavicular joint above the acromion

A

AP axial projection - alexander method

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9
Q

evaluated if the arm is extended upward or placed across the upper chest by grasping the opposite shoulder

A

body of scapula

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10
Q

patient lean back in a position of extreme lordosis

A

AP axial projection - lordotic position

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11
Q

The resulting image shows bony abnormalities of the anterior inferior rim of the glenoid and Hill-Sachs defects of the posterolateral humeral head in patients with chronic instability of the shoulder.

A

west point method

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12
Q

RP of AP shoulder

A

1 inches inferior to the coracoid process

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13
Q

RP for hand PA projection

A

3rd MCP

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14
Q

RP for hand lateral projection

A

2nd MCP

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15
Q

other name for unciform

A

hamate

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16
Q

carpal bones in lesser multangular

A

trapezoid

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17
Q

this evaluates early diagnosis of rheumatoid arthritis

A

bilateral AP oblique

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18
Q

demonstrates anterior and posterior displacement in fractures of metacarpals

A

lateral in flexion

19
Q

coronal plane is parallel to the plane of the film in AP projection of humerus

A

epicondyle

20
Q

RP for AP projection acute flexion of distal humerus

A

2” superior to the olecranon process

21
Q

RP for acute flexion of proximal humeus

A

2” inferior to the olecranon process

22
Q

it demonstrates the elbow joint, radius, ulna and proximal row slightly of distorted carpal bones

A

forearm AP projection

23
Q

used to demonstrate the pisiform and hamate

A

AP oblique - mediolateral

24
Q

RP for AP bilateral person method

A

acromioclavicular joint

25
Q

scapula degree chuchu

A

45-60 degrees

26
Q

steeper degree chuchu

A

25-35 degrees

27
Q

used to be able to know the relationship between femoral and acetabulum

A

chassard lapine method

28
Q

RP for hips AP projection

A

femoral head

29
Q

humeral head in profile

A

external

30
Q

They recommended two AP projections of the pelvis to show the relationship of femoral head and acetabulum in patients with congenital dislocation of the hips

A

marvs and taylor

31
Q

RP for AP oblique projection - modified cleaves method

A

1” superior to pubic symphysis

32
Q

RP for toes

A

3rd MTP joint

33
Q

RP for foot

A

3rd base metatarsal

34
Q

RP for knee joint

A

1/2” inferior to the patellar apex

35
Q

CR of AP axial projection lordotic position

A

standing: 0-15 degrees
supine: 15-30 degrees

36
Q

better image for carpal interspaces

A

AP

37
Q

position of the wrist that demonstrates the scaphoid at right angle to the central ray

A

PA axial - stecher

38
Q

position of the elbow that requires the anterior surface to form 45 degrees angle to the plane of the film

A

AP oblique - medial rotation

39
Q

position of the elbow that demonstrates the coracoid process free from superimpositionn

A

AP oblique - medial rotation

40
Q

position of the wrist that corrects foreshortening of the scaphoid

A

PA ulnar deviation

41
Q

what structure is best demonstrated in AP lateral rotation of the elbow?

A

radial head

42
Q

what structure is seen in profile without superimposition in tangential projection gaynor hart method for carpal?

A

pisiform

43
Q

position of the hand used to evaluate early diagnosis of rheumatoid arthritis

A

PA projection