Rheum Flashcards

1
Q

Back Pain that improves with activity and gets worse with rest should make you think of

A

Ankylosis spondylitis

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2
Q

Presentation for dermatomyositis

A

Younger than 10
Heliotrope rash on the face
Grottons sign (shiny skin on extensor surfaces of IPJ)
Proximal muscle weakness (difficulty getting dressed or climbing stairs)

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3
Q

Lab finding in dermatomyositis

A

Elevated CK level

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4
Q

Lab findings in HSP

A

Elevated BUN and Cr, heme positive stools, UA with hematuria and proteinuria

Normal platelet count

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5
Q

HSP UA findings

A

Hematuria and proteinuria which is transient and resolves in a few months

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6
Q

What is the most common etiology to the abdominal pain in HSP

A

Intussusception

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7
Q

Presentation of JIA (6)

A

Morning stiffness, gradual loss of motion, rash

Less than 16 yrs old

Symptoms present for at least 6 wks in at least 1 joint

Large joint involvement

More common in females

ANA often positive and rheumatoid factor neg

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8
Q

Polyarthrisits knows:

A

5 or more joints in first 6 months

Systemic disease is uncommon

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9
Q

Oligoarthritis/pauciaethritis to know

A

4 or fewer joints in first 6 months

Main morbidity is chronic uveitis

If Rheumatoid factor positive disease is worse

Boys are usually HLA B27 positive

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10
Q

Systemic onset JIA to know

A

Male = female

Extraarticular involvement common

Systemic manifestations -
High fever with shaking chills, leukocytosis, rash, hepatosplenomegaly, lymphadenopathy, pleuritis/pericarditis/serositis

ANA and RF are negative

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11
Q

Hat are some long term consequences of JIA

A

Leg-length discrepancy
Joint contractures
Permanent joint destruction
Blindness from chronic uveitis (not with systemic JIA)

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12
Q

How do you distinguish JIA from leukemia

A

JIA will have morning stiffness and symptoms wax and wane

Leukemia - pain awakens child at night with bone pain that doesn’t involve a joint. Symptoms are persistent and worsening.

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13
Q

Causes of arthritis in children

A

Glove*

Gonorrhea, Genetic syndromes 
lyme
Osteomyelitis 
Viral
Evasive infection (septic arthritis)
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14
Q

Causes of monoarticular disease

A

Lyme, legg calve perthes, leukemia

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15
Q

What causes polyarticular disease

A

Fabry and farber disease, infections, reactive arthritis, lupus, connective tissue disease, malignancy

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