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Final Flashcards

1
Q

Aggressive appearing lesion

  • Lytic
  • Cortical Destruction
  • Solitary lesion

with Fever and/or increased WBC

A

Osteomyelitis (infection of bone)

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2
Q

What do you have to rule out with Osteomyelitis?

How do you do this?

A

Malignancy

Biopsy

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3
Q

What is there a risk of with osteomyelitis?

A

Pathologic Fracture

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4
Q

Who do you refer to for suspected osteomyelitis

A

Orthopedic Surgon

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5
Q

What would an MRI show in the medullary cavity of somebody with Osteomyelitis?

A

High signal- consistent with edema

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6
Q

Localized osteomyelitis=

A

Brodies Abscess

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7
Q

Sclerotic lesion with luscency <1=

> 1=

A

<1= Osteoid Osteoma

> 1= Brodies Abscess

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8
Q

With infection, If bone on both sides of a joint are involved, what is the diagnosis?

A

Septic Arthritis

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9
Q

T/F: Identifying soft tissue swelling on plain film in a single, acutely inflamed joint shoulder lead to urgent referral.

A

True

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10
Q

Significant disc space loss at a single level without signs of degenerative disease, and loss of subchondral bone (endplates) should put what at the top of the ddx list?

A

Infection

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11
Q

DDX for significant destruction of two vertebra endplates

A

Septic arthritis

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12
Q

Most joint space narrowing in the spine is due to _

A

Degenerative Disease (DDD/DJD)

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13
Q

Osteophytes in spine indicate _

A

Degenerative Disc Disease

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14
Q

T/F: Degree of Radiographic findings and clinical symptoms are poorly correlated.

A

True

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15
Q

Degenerative Joint Disease is also known as:

A

Osteoarthritis

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16
Q

T/F: OA has asymmetric distribution of joint space loss.

A

True

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17
Q

Where are the only sports you will find DJD involving the metacarpals or matatarsals

A

1st carpometacarpal

1st metatarsalphalangeal

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18
Q

What are the 4 types of arthritis?

A

Infectious
Degenerative
Metabolic (crystal deposition)
Inflammatory

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19
Q

Which type of arthritis:

Single joint, acute symptoms, fever, warmth, redness, swelling

A

Infectious

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20
Q

Which type of arthritis:

Insidious/chronic, pain, stiffness, decreased ROM, Crepitus, swelling, asymptomatic

A

Degenerative

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21
Q

Which Type of Arthritis:

Acute Symptoms, Intermittent episodes

A

Inflammatory

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22
Q

Which type of arthritis:

Acute, Chronic, or asymptomatic

A

Metabolic- Crystal deposition

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23
Q

In infectious arthritis, is the joint space loss uniform or nonuniform?

Inflammatory=

Degenerative=

A

Infectious=Uniform

Inflammatory= Uniform

Degenerative= Non-uniform

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24
Q

Who do you refer for with suspected inflammatory arthritis?

A

Rheumatologist

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25
How do you treat gout?
Manage Hyperurecemia
26
How do you manage CPPD, HADD?
Manage Symptoms
27
What is Neuropathic Arthropathy?
Severe Degenerative Arthritis secondary to loss of sensory and proprioceptive - Diabetes - Alcoholism - Tabes Dorsalis - Paralysis - Syringomyelia
28
What are the 6D Radiographic Findings in Neuropathic Arthropathy?
``` Distended Joint Density Increased Debris Dislocation Disorganization Destruction ```
29
Multiple Osteochondral bodies, intraarticular=
Synoviochondrometaplasia - Synovial chondromatosis - Osteochondromatosis
30
Digital Clubbing Symmetric arthritis Periostitis may be a sign of:
Hypertrophic Osteoarthropathy
31
What is Hypertrophic Osteoarthropathy secondary to?
Major visceral disorder- MC Bronchogenic Carcinoma
32
Calcific Tendonitis is also known as_
HADD
33
Pencil in cup deformity is typical of _
Psoriatic Arthritis
34
With Sacroilitis _= Symmetric or Asymmetric AS= Psoriatic= Reactive (Reiters)= Enteropathic=
AS= Symmetric Psoriatic= Asymmetric Reactive (Reiters)= Asymmetric Enteropathic= Asymmetric
35
What are radiographic findings of Sacroiliitis?
Erosions (pseudowidening Reactive Sclerosis (wide indistinct borders) Fusion (late)
36
Psoriatic prefers _ location Reactive prefers _ location
Psoriatic= hands and feet Reactive= lower extremity
37
Thick or thin paraspinal syndesmophytes? DISH= Reiters/Psoriatic= AS/ Enteropathic Arthritis=
DISH= Thick Reiters/Psoriatic= Thick AS/ Enteropathic Arthritis= Thin
38
Type of Sacroilitis (None, Uni/Bilateral, A/Symetrical) ``` AS= Enteropathic= Reiters Psoriatic= DDD= DISH= ```
AS= Bilateral/Sym Enteropathic= Bilateral/Sym Reiters= Unilateral Psoriatic= Bilat/Asym DDD= None DISH=None
39
T/F: RA can cause upper cervical instability.
True- Any of the inflammatory arthropathies can cause upper cerical instability.
40
Squaring of vertebral bodies, erosions and "shiny corner sign" are a sign of +
Reactive sclerosis- due to inflammation at disc annular fiber insertion.
41
If you suspect AS, but the patient also has GI symptoms, what is now at the top of your DDX list?
Enteropathic Arthritis.
42
Asymmetric Sacroiliitis=
Psoriatic Arthritis | Reactive Arthritis
43
Bilateral Sacroiliitis and bilateral symmetric hip changes with uniform joint space loss=
AS most likely
44
Well defined, triangular areas of sclerosis on the iliac side of the SI joint without erosions=
Osteitis Condensans ilii
45
Acute pain and stiffness in the upper cervical with radiographic evidence of calcification=
HADD
46
Name 4 seronegative spondyloarthropathies
AS Enteropathic Psoriatic Reactive
47
Besides the sacroiliac joints and lumbosacral junction, where is the most common site of involvement in the spine for seronegative spondyloarthropathies?
TL Junction
48
Enteropathic arthropathies are cause by which GI conditions?
Chrons | Ulcerative Colitis
49
Which seronegative spondyloarthropathy has unilateral asymmetrical sacroiliitis?
Reactive (reiters)
50
Which arthtisis do not involve the Sacroiliitis?
DISH DJD RA Psoriatic
51
Which Arthritis have Bilateral symmetrical sacroiliitis?
AS | Enteropathic
52
Which seronegative spondyloarthropathy is associated with urethritis?
Reactive
53
Thin marginal syndesmophyts are seen with which arthritis?
AS
54
Coarse, nonmarginal syndesmophytes are seen typically with which two arthritides?
Psoriatic | Reactive
55
Which arthritic conditions are associated with Atlanto-axial instability
``` RA AS Psoriatic Arthritis Enteropathic Arthritis Reactive Arthritis ``` RA+ Sergonegative
56
Which two conditions may exhibit distal ungual tuft resorption?
Psoriatic | Scleroderma
57
Which condition exhibits Reversible deformities of the hands?
Scleroderma
58
TB joint infetion is associated with what?
Phemister's Triad
59
What is the Triad of findings associated with Hypertrophic Osteoarthropathy?
Finger Clubbing Bilateral joint pain and swelling Bilateral, symmetric long bone solid periosteal response
60
Which arthritic condition exhibits triangular sclerosis of the iiac portion of the sacroiliac joints WITHOUT showing evidence of erosions?
Osteitis Condesans Ilii
61
Osteitis pubi may be difficult to differentiate from which more serious condition?
Septic (infectious) arthritis
62
The "Siz Ds" are a radiographic finding associated with what arthritic condition?
Neuropathic Arthropathy
63
What are the Siz Ds?
``` Density Increase Debris Destruction Dislocation Distension Disorganization ```
64
Diffuse Idiopathich Skeletal hyperostosis involves calcification/ossification of which tissue structure?
ALL
65
TheRadiographic features/diagnostic criteria of Diffuse idiopathich Skeletal Hyperostosis are:
Thick flowing hyperostosis, 4 levels Preservation of Discs No facet involvement
66
What metabolic disease may be associated with DISH?
Diabetes
67
50% of patients with DISH will likely develop what other spinal condition?
Ossification of PLL
68
List 4 pathways infections can spread to bone?
Hematogenous MC Contagous source Direct implantation Postoperative
69
T/F: Osteomyelitis in adults is more insidious than in children
True
70
name 5 groups of people who are at higher risk of developing osteomyelitis
``` Diabetics New Born Drug Addicts Alcholic Immunosuppressed ```
71
The latent radiographic period for osteomyelitis of the extremities is
10 days
72
The latent radiographic period for osteomyelitis of the spine is
3 weeks
73
The earliest radiographic changes of bone and joint infection are often seen where
Soft Tissues
74
Acute osteomyelitis often must be differentiated from what other serious pathology?
Primary Malignancy
75
Brodies abscess clinically presents like what neoplasm
Osteoid Osteoma
76
List two important radiographic findings associated with septic arthritis.
Rapid, uniform joint space loss Loss of subchondral bone

Bone Path II (5 decks)

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