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Block 7; Week 5-Michelle > Parks > Flashcards

Parks Flashcards

1
Q

How are you supposed to examine joint fluid w/ naked eye?

A

color
viscosity
turbidity

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2
Q

How are you supposed to examine joint fluid w/ bacteriology?

A

gram stain

culture

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3
Q

HOw are you supposed to examine joint fluid w/ microscopy?

A

wet films
cell stains
polarized light

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4
Q

What are the WBC levels that make you think noninflammatory, inflammatory, or purulent?

A

100K purulent will see neutrophils

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5
Q

What is the color of joint fluid when it is noninflammatory, inflammatory, or purulent?

A

noninflammatory: yellow
inflammatory: yellow-opalescent
purulent: yellow-green

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6
Q

When there is an infection in a joint…how much fluid usu comes out?

A

> 3.5 mL

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7
Q

What are some noninflammatory issues with joints?

A 
degenerative joint disease
trauma
osteochondritis dissecans
osteochodnromatosis
neuropathic arthropathy
early inflammation
hypertrophic osteoarthropathy
pigmented villonodular synovitis
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8
Q

What are some inflammatory issues with joints?

A 
rheumatoid arthritis
acute crystal-induced synovitis
reactive arthritis
ankylosing spondylitis
rheumatic fever
TB
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9
Q

What are some purulent issues with joints?

A

pyogenic bacterial infections

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10
Q

4yo girl presents with 24 hrs of right knee pain. Parents say the child does not want to walk on right leg because “it hurts”. Parents say child has been feverish past 2 days. Child does not want to play very much and activity way down. On exam, right knee looks normal. ROM shows mild pain. Ear exam shows bilateral otits media.
WHat happened?

A

otitis media from H influenza that spread via blood to the knee.
Pt needs IV antibiotics.

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11
Q

When you take synovial fluid what do you order?

A

gram stain

cell count w/ differential

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12
Q

What are the consequences of missing septic arthritis?

A

destruction of joint cartilage & surrounding tissues b/c inflammation breaks down tissue.

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13
Q

What are some causes of hemarthrosis?

A 
trauma
bleeding disorders, including hemophilia
villonodular synovitis
pyrophosphate arthropathy
charcot joint
resolving infection
contamination during aspiration
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14
Q

What are normal levels of uric acid for a male? female?

A

male: 3-7
female: 2-6

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15
Q

What are some conditions associated with calcium pyrophosphate deposition?

A

hemochromatosis
hyperparathyroidism
hypomagnesemia

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16
Q

What are anti-cyclic citrulline antibodies?

A

autoantibodies found in rheumatoid arthritis

citrulline-AA found in inflammation, trauma, apoptosis

Block 7; Week 5-Michelle (11 decks)

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