RAD 210 Ch.4 Upper Limb Flashcards

1
Q

Proximal Row of Carpal bones - Beginning of Row.

A

Scaphoid

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2
Q

Proximal Row of Carpal Row- Second

A

Lunate

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3
Q

Proximal Row of Carpal Bones- Third

A

Triquetrum

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4
Q

Proximal Row of Carpal Bones- Fourth

A

Pisiform

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5
Q

Distal Row of Carpal Bones- First

A

Trapezium

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6
Q

Distal Row of Carpal Bones- Second

A

Trapezoid

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7
Q

Distal Row of Carpal Bones- Third

A

Capitate

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8
Q

Distal Row of Carpal Bones- Fourth

A

Hamate

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9
Q

Clinical Indications
• Fractures and dislocations of the distal, middle, and proximal phalanges; distal metacarpal; and associated joints
• Pathologic processes, such as osteoporosis and osteoarthritis

A

Pa Projection—Fingers

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10
Q

Clinical Indications
• Fractures and dislocations of the distal, middle, and proximal phalanges; distal metacarpal; and associated joints
• Pathologies such as osteoporosis and osteoarthritis

A

Pa Oblique Projection—Medial or Lateral Rotation: Fingers

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11
Q

Clinical Indications
• Fractures and dislocations of the distal, middle, and proximal phalanges; distal metacarpal; and associated joints
• Pathologic processes, such as osteoporosis and osteoarthritis

A

Lateromedial or Mediolateral Projections—Fingers

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12
Q

Clinical Indications
• Fractures and dislocations of the distal and proximal phalanges, distal metacarpal, and associated joints
• Pathologic processes, such as osteoporosis and osteoarthritis

A

Ap Projection—Thumb

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13
Q

Clinical Indications
• Base of first metacarpal is demonstrated for ruling out Bennett fracture.

A

Ap Axial Projection (Modified Robert Method) —Thumb

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14
Q

Clinical Indications
• Fractures, dislocations, or foreign bodies of the phalanges, metacarpals, and all joints of the hand
• Pathologic processes such as osteoporosis and osteoarthritis

A

PA Projection—Hand

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15
Q

Clinical Indications
• Fractures and dislocations of the phalanges, metacarpals, and all joints of the hand
• Pathologic processes, such as osteoporosis and osteoarthritis

A

PA Oblique Projection—Hand

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16
Q

Clinical Indications
• Fractures and dislocations of the phalanges, anterior/posterior displaced fractures, and dislocations of the metacarpals
• Pathologic processes, such as osteoporosis and osteoarthritis especially in the phalanges

A

FAN” Lateral—Lateromedial Projection: Hand

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17
Q

Clinical Indications
• The lateral in either extension or flexion is an alternative to the fan lateral for localization of foreign bodies of the hand and fingers; it also demonstrates anterior or posterior displaced fractures of the metacarpals.
The lateral in a natural flexed position may be less painful for the patient.

A

Lateral in Extension and Flexion—Lateromedial Projections: Hand

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18
Q

Clinical Indications
• Fractures of distal radius or ulna, isolated fractures of radial or ulnar styloid processes, and fractures of individual carpal bones
• Pathologic processes, such as osteomyelitis and arthritis

A

PA Oblique Projection—Lateral Rotation: Wrist

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19
Q

Clinical Indications
• Fractures or dislocations of the distal radius or ulna, specifically anteroposterior fragment displacements for Barton, Colles, or Smith fractures
• Osteoarthritis also may be demonstrated primarily in the trapezium and first CMC joint

A

Lateromedial Projection—Wrist

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20
Q

Clinical Indications
• Fractures and dislocations of the radius or ulna
• Pathologic processes such as osteomyelitis or arthritis

A

AP Projection—Forearm

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21
Q

Clinical Indications
• Fractures and dislocations of the radius or ulna
• Pathologic processes, such as osteomyelitis or arthritis

A

Lateromedial Projection—Forearm

22
Q

Clinical Indications
• Fractures and dislocations of the elbow
• Pathologic processes, such as osteomyelitis and arthritis

A

AP Projection—Elbow

23
Q

Clinical Indications
• Fractures and dislocations of the elbow
• Pathologic processes, such as osteomyelitis and arthritis

A

AP Projection—Alternate Partial Flexion: Elbow

24
Q

Clinical Indications
• Fractures and dislocations of the elbow, primarily the coronoid process
• Certain pathologic processes, such as osteoporosis and arthritis

A

AP Oblique Projection—Medial (Internal) Rotation: Elbow

25
Q

Clinical Indications
• Fractures and dislocations of the elbow
• Certain bony pathologic processes, such as osteomyelitis and arthritis
• Elevated or displaced fat pads of the elbow joint may be visualized

A

Lateromedial Projection—Elbow

26
Q

Number of Phalanges (fingers and thumb)

A

14

27
Q

Number of Metacarpals (palm)

A

5

28
Q

Number of Carpals (wrist)

A

8

29
Q

The metacarpals articulate with the phalanges at their distal ends

A

metacarpophalangeal (MCP) joints

30
Q

At the proximal end, the metacarpals articulate with the respective carpals

A

carpometacarpal (CMC) joints.

31
Q

Interphalangeal joints

A

Ginglymus (hinge)

32
Q

Metacarpophalangeal joints

A

Metacarpophalangeal joints

33
Q

Carpometacarpal joints - First digit (thumb)

A

Saddle (sellar)

34
Q

. Carpometacarpal joints - Second to fifth digits

A

Plane (gliding)

35
Q

Intercarpal joints

A

Plane (gliding)

36
Q

Wrist (radiocarpal) joint

A

Ellipsoidal (condyloid)

37
Q

Proximal: radioulnar

A

Pivot (trochoidal) joint

38
Q

Elbow joint - Humeroulnar and humeroradial

A

Ginglymus (hinge)

39
Q

common minimum source to image receptor distance (SID)

A

is 40 to 44 inches (100 to 110 cm)

40
Q

The principal exposure factors for radiography of the upper limbs

A
  1. Lower to medium kVp (60 to 80—digital)
  2. Short exposure time
  3. Small focal spot
  4. Adequate mAs for sufficient density (brightness)
41
Q

Increase in exposure-
Small to medium plaster cast

A

Increase 5 to 7 kVp

42
Q

increase in Exposure-

Large plaster cast

A

Increase 8 to 10 kVp

43
Q

Increase exposure-

Fiberglass cast

A

Increase 3 to 4 kVp

44
Q

three positioning principles should be remembered for upper limb examinations

A
  1. Part should be parallel to plane of IR.
  2. CR should be 90° or perpendicular to part and IR, unless a specific CR angle is indicated.
  3. CR should be directed to correct centering point.
45
Q

Interphalangeal joint movement

A

Ginglymus

46
Q

Carpometacarpal of first digit joint movement

A

Saddle

47
Q

Elbow Joint joint movement

A

Ginglymus

48
Q

MCP of second and 5th digit joint movement

A

Ellipsoidal

49
Q

Radiocarpal joint movement

A

Ellipsoidal

50
Q

Intercarpal joint movement

A

Plane

51
Q

Elbow Joint joint movement

A

Ginglymus

52
Q

Proximal Radioulnar joint movement

A

Pivot