Musculoskeletal Imaging Flashcards

1
Q

Paget’s Disease

“Ivory in a Pageant wearing a Cotton Wool gown likes her Picture taken”

A

PAGET’s Disease:

  • Ivory vertebra
  • Cotton wool appearance
  • Picture-frame vertebra
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2
Q

Sandwich vertebra

A

Osteopetrosis

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3
Q

Rugger jersey spine

A

HYPERPARATHYROIDISM

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4
Q

Pencil in a cup deformity

“PP”

A

Psoriatic arthritis

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5
Q

Bamboo-spine deformity

A

ANKYLOSING SPONDYLITIS

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6
Q

MC Salter-Harris Classification

I:   S - lipped
II:  A - bove
III:  L - beLow
IV: T - hrough
V:  R - uined
A

TYPE II

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7
Q

Multiple enchondromas

A

OLLIER’s disease

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8
Q

Multiple enchondromas + soft tissue hemangiomas

A

MAFUCCI SYNDROME

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9
Q

Association of RA + splenomegaly and leucopenia

A

FELTY SYNDROME

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10
Q

Jefferson’s fracture

A
  • Ring fracture of C1

- Blow to vertex of head

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11
Q

Hangman’s fracture

A
  • Bilateral pedicle or pars fractures of C2

- Hyperextension and traction injury

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12
Q

Burst (Compression) Fracture

“Burst Richard Jefferson with Ron Artest (jersey #37)”

A

Same mechanism as Jefferson’s fracture but involving C3-C7

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13
Q

Flexion teardrop

A
  • Most severe Cervical spine injury

- Results from severe flexion force

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14
Q

Extension teardrop

A
  • Avulsion fx of anteroinferior corner of axis

- Hyperextension

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15
Q

Clay-shoveler’s

A

Avulsion fx of spinous process (C6-C7)

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16
Q

Chance fracture

“CHANCE to win the ball game, give it to Lodi Lebron 23”

A

Lap(Lodi) seatbelt fx, usually at L2 or L3 (Lebron 23)

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17
Q

Anterior dislocation of shoulder

“AIM”

A
  • MC type of shoulder dislocation (95%)

- Humeral head Inferior and Medial to glenoid (Anterior dislocation: InferoMedial)

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18
Q

Hill-Sachs Lesion

“george Hill Puro Sya Lose”

A

Postero-Superior and Lateral of humeral head

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19
Q

Bankart Lesion

“Bank shot! by Allen Iverson”

A

Antero-Inferior of glenoid

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20
Q

Posterior dislocation of shoulder

“Posterized dunk by Superman shaq!”

A
  • Less common (5%)

- Humeral head lies Superior to glenoid

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21
Q

Trough Sign

A

Linear impaction fx of anterior humeral head

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22
Q

Reverse Bankart lesion

A

Fx of posterior glenoid rim

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23
Q

Inferior dislocation of shoulder

A

Luxatio erecta: humeral head below glenoid and humeral shaft is fixed in extreme abduction

24
Q

Monteggia and Galleazzi fractures

“MUGR”

A

Monteggia —> Ulna (ulnar shaft fx and radial head dislocation)

Galeazzi —> Radius (distal radial shaft fx and distal radioulnar dislocation)

25
Q

Essex-Lopresti

“puro Sex ang nasa Utak ng mga Radio boys”

A

Comminuted radial head fracture and distal radioulnar subluxation/dislocation.

Sex - Essex-Lopresti
Ulo ng mga Radio boys - Radial head

26
Q

Colle’s fracture

A

Distal radius fx, dorsal angulation

27
Q

Smith’s fracture

“Reverse Colle’s”

A

Distal radius fx, volar angulation

28
Q

Barton’s fracture

A

Intraarticular distal radial fx/dislocation

29
Q

Bennet’s fracture

A

Fracture-dislocation of base of first metacarpal

30
Q

Rolando fracture

A

Comminuted Bennet’s fx

31
Q

Boxer’s fracture

“Manny Champion Pacquiao retires at 45”

A

4th or 5th MCP shaft or neck fx

32
Q

Gamekeeper’s Thumb (Skier’s)

A

Ulnar Collateral ligament injury of 1st MCP joint

33
Q

Chauffer’s (Hutchinson’s)

“Chowtime! Radio style!”

A

Intraarticular fx of radial styloid

34
Q

Duverney’s fracture of pelvis

“DWI”

A

Iliac wing

DWI: Duverney’s Wing of Iliac

35
Q

Malgaigne’s fracture of pelvis

A

SI joint or Sacrum + both ipsilateral Pubic Rami

36
Q

Bucket-handle fracture of pelvis

“Bakit?!?! Kontra ka???”

A

SI joint or Sacrum + both CONTRAlateral pubic rami

37
Q

Straddle fracture of pelvis

A

Both Obturator rings (all four pubic rami)

38
Q

Slipped Capital Femoral Epiphysis

A

Slippage observed most typically in overweight children

39
Q

Segond fracture

“Second LT. general Conde for ACLs”

A

Avulsion fx of Lateral Tibial Condyle; associated with ACL injury

40
Q

Bumper fracture

“Bump ko ang Titi Co sayo”

A

Intraarticular fx of Tibial Condyle

41
Q

Pilon fracture

A

Intraarticular comminuted distal tibial fx

42
Q

Tillaux

“TIIIaux” —> III

A

Salter-Harris III of lateral distal tibial (due to later epiphyseal fusion)

43
Q

Triplane fracture

“Trips - 3, Lane - 4 letters”

A

Salter-Harris III/IV of distal tibia

44
Q

Wagstaffe-Le Fort fracture

A

Avulsion of medial margin of distal fibula

45
Q

Dupuytren’s fracture

A

Fracture of fibula above tibiofibular ligament

46
Q

Maisonneuve’s fracture

A

Proximal fibular fracture and disrupted ankle mortise or medial malleolar fracture

47
Q

Lover’s fracture

A
  • Calcaneal fracture

- fall from height

48
Q

Jones (Dancer’s) fracture

A

Fracture of proximal 5th MT shaft

49
Q

Lisfranc’s fracture

A
  • Tarso-metatarsal fracture-dislocation

- MC dislocation of the foot

50
Q

March fracture

A

Stress fx of MT neck

51
Q

Nursemaid’s or Pulled Elbow

A

Head of radius slips out of annular ligament

52
Q

Toddler’s fracture

A

Spiral fx of tibia resulting from torque or twisting applied to lower leg

53
Q

Fibular fractures

“Walang Dating at Minamaliit ang fibula” (hindi pansin ng orthosurg ang fibular bone)

A

Wagstaffe-Le Fort (medial margin distal fibula)
Dupuytren’s (fx of fibula above tibiofibular ligament)
Maisonneuve’s (proximal fibular fx and disrupted medial malleolar fx)

54
Q

most common cause of human bite injury is a _______.

A

fist blow to the mouth that results in laceration of the dorsum of the metacarpophalangeal joint

55
Q

Ankylosing Spondylitis

Allen Iverson

A

ANKYLOSING spondylitis : IBD