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Skel Rad A Final Material > Week 8 Arthritic Disorders > Flashcards

Week 8 Arthritic Disorders Flashcards

1
Q

3 categories?

A
  1. inflammatory
  2. degenerative
  3. metabolic
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2
Q

Inflammatory has ______ loss of joint space

A

uniform

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3
Q

Degenerative has ________ loss of joint space

A

non- uniform

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4
Q

Inflammatory: radiographic findings

A
  1. soft tissue swelling
  2. Uniform loss of joint space
  3. Bone erosions *
  4. justa-articular osteoporosis
  5. monoarticular or polyarticular (symettrical) *
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5
Q

Are there bone erosions in DJD?

A

FASLSE

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6
Q

inflammatory diseases have erosions?

A

TRUE

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7
Q

Degenerative: radiographic findings

A
  1. non-uniform loss of joint space
  2. osteophytes
  3. subchondral sclerosis
  4. Asymmetric!!
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8
Q

Metabolic: radiographic findings

A
  1. preservation of joint space

2. well-marginated bone lesions

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9
Q

DJD aka?

A

osteoarthritis

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10
Q

DJD is the ____ common joint pathology

A

most

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11
Q

descrbe djd? (3)

A

progressive
non-inflammatory
small joints of hands
any joint really

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12
Q

Primary DJD is ________ and the 5th and 6th decade. Females to male ratio? _______ bearing joints.

A

idiopathic.
10:1
weight

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13
Q

_______ correlation between radiographic changes and symptoms

A

POOR

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14
Q

______ changes, may be slowed down

A

irreversible

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15
Q

abnormal or _______ forces = destruction of cartilage

A

repetitive

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16
Q

whats the minimun number xray do you have to see to determine DJD?

A

ONE

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17
Q

Asymmetrical distribution, eg?

A

hip

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18
Q

non-uniform loss of joint space…… ______ aspect of hip is decreased

A

superior

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19
Q

osteophytes

A

bony outgrowths

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20
Q

subchondral sclerosis (her definition in class)

A

where bones touch each other. they develop sclerosis

21
Q

bones must ________ in order to have sclerosis

A

touch

22
Q

Subchondral cysts: her deff

A

when synovial fluid seeps into the crack in the bone

23
Q

Aka for subchondral cysts?

A

geodes

24
Q

DJD - HIP aka?

A

coxarthorosis, malum coxae senilis

25
Q

DJD - HIP has ______ loss of joint space …..migration

A

NON- uniform

26
Q

Three types of migration for DJD - HIP

A
  1. Superior
  2. Medial
  3. Axial
27
Q

Superior migration = _______ sign. On CT _______ margin

A

Waldenstom sign.

Anterior margin

28
Q

Axial migration . ________ displacement. seen in ____ or ____.

A

Superomedial displacement.

RA or Infection

29
Q

Medial migration- ______ _____ . on CT _______ migration

A

protrusio acetabuli.

Posterior migration

30
Q

Thickening, medial side, stress related and altered joint mechanics are all signs for ______?

A

buttressing

31
Q

Three compartments of the knee?

A
  1. medial MC*
  2. Lateral
  3. Patellofemoral
32
Q

Knee. Sharpening of tibial _______.

Calcified loose bodies vs ___ _____

A

eminences.

os fabella

33
Q

what is an os fabella?

A

sesamoid bone behind the knee

34
Q

Patellar tooth sign =?

A

advanced patellofemoral degeneration

35
Q

patellar tooth sign is seen on what view?

A

Sunrise

36
Q

Cartilage softening

Pain and crepitus from patellofemoral joint desribe?

A

chondromalacia patellae

37
Q

chondromalacia patella can be cause by what various mechanisms?

A

Trauma, patellar dislocation, malalignment syndrome, cartilage vulnerability and occupation

38
Q

crepitus means?

A

clicking/crunching

39
Q

With chondromalacia patellae, you often have pain where in the knee?

A

anteromedial

40
Q

What sign is termed with chondromalcia patellae?

A

movie sign (from sitting for long periods of time) - such as watching a movie

41
Q

Retropatella pain with direct _______

A

compression

42
Q

Used to detect patellar malalignment?

A

Q angle

43
Q

Normal Q angle?

A

15-20

44
Q

DJD in the _____ and ____ joints are uncommon and usually from previous trauma?

A

Ankle and Tarsal joints

45
Q

Calcaneal osteophytes are also seen in ____, ____ and _____.

A
  1. AS
  2. Psoriasis
  3. Reiters
46
Q

What is the FIRST joint to show signs of DJD?

A

1st Metatarsophalangeal joint

47
Q

Bony outgrowth on foot can lead to ?

A

bunion

48
Q

Common location for osteophyte deformity on the foot?

A

dorsal and medial surface

49
Q

foot osteophyte aka?

A

hallux valgus

Skel Rad A Final Material (6 decks)

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