35. MSK Flashcards Preview

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Flashcards in 35. MSK Deck (18):
1

Rhomboid crystal in synovial fluid?

Pseudogout

2

Yellow needle shaped crystals in parallel - negatively birefringent?

Gout

3

Blue needle shaped crystals in parallel - positively birefringent?

Pseudogout

4

Osteoarthritis - inflammatory?

No, wear and tear (degenerative)

5

Rheumatoid arthritis - inflammatory?

Yes

6

Ankylosing spondylitis - inflammatory?

Yes

7

Heberden's node?

Osteophyte

8

MCP joints involved?

Rheumatoid arthritis

9

What is rheumatoid factor?

IgM against IgG

10

Synovial tissue that is hyperplastic and that grows over articular cartilage and destroys it?

Pannus - which is why people with rheumatoid arthritis need to move their joints

11

Patient: rheumatoid arthritis, dry eyes, dry mouth?

Sjogren's syndrome

12

First joint involved in gout?

Big toe - often happens at night

13

Does elevated uric acid level mean you have gout?

No - determined by presence of monosodium urate crystals

14

Once you have tophus, what do you use for treatment?

Allopurinol

15

What would you not want to eat if you have gout?

Alcohol, red meat

16

Sacroiliac and fusion of vertebral column?

Ankylosing spondylitis

17

What other manifestations can you get with ankylosing spondylitis?

Uveitis and aortitis

18

Urine turns black on exposure to light?

Alkaptonuria