Rheum Flashcards

0
Q

Pt don’t want you to move their joints

A

BBC joints:

  • bugs
  • blood (trauma, A/C, haemophilia)
  • crystals
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1
Q

3 pattern of joint pain

A

Inflammatory
Mechanical
Fibromyalgia

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2
Q

Fat floating on blood from joint tap

A

Intraarticular #

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3
Q

Shoulders differential

A
  • stiffness: PMR
  • limited ROM: adhesive capabilities, glenohumeral OA
  • weakness: polymyositis. cervical radiculopathy
  • mostly pain: rotator cuff injury, acromioclavicular OA
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4
Q

PMR rare

A

< age 50

In Afro-Americans

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5
Q

PMR most common

A

In Caucasian women

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6
Q

PMR clinically

A

Not a myopathy (misnomer)
Not an arthritis
It’s a periarticular synovitis

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7
Q

Bilateral carpal tunnel sy

A

DMT2, amyloid, PMR, RA, pregnancy, hypothyroid

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8
Q

RS3PE - what is it? And Tx

A

Remitting seronegative symmetric synovitis w pitting edema (? variant of PMR)
Tx: low dose of prednisone

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9
Q

PMR -Tx

A
  • 10-20 mg prednisone daily (sometimes need to split the dose)
  • Begin taper at 4 wks; Tx for 24 months
  • 10% remittent
  • 10% will develop GCA
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10
Q

Rotator cuff muscles

A

Subscapularis - int rotation
Supraspinatus - abduction
Infraspinatus, teres minor - external rotation

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11
Q

A/C joint OA

A

Point tenderness at high overhead and cross body adduction

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12
Q

Rotator cuff injury - Tx

A

PT and adjunct steroid injection

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13
Q

Gardner’s rule 13

A

OA in unusual locations think unusual pathology

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14
Q

Popeye muscle

A

Rupture of the long head of biceps

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15
Q

Elevated CK DDx

A

Idiopathic CKemia
Heavy exercise
Metabolic (hypothyroid, hypoK)
Meds/drugs (EtOh, statins, BB, antiY, colchicine)
Muscle disease (PMR, DM, PM, IBM (incl body myositis), muscle dystrophy, metabolic myopathies)

16
Q

PM mechanism

A

T-cell mediated endomysial inflammation causing myalgia and weakness

17
Q

DM mechanism

A

B-cell mediated peri vascular and perimysial inflammation causing pain and weakness + skin changes

18
Q

ANA and anti-Jo1 in DM/PM

A

ANA 80%

anti-Jo1: predict ILD