rheum

Question 1

malar rash, tight skin over extensor surfaces and IP joints, periungual red bumps, weakness

Answer 1

juvenile dermatomyositis

Question 2

positive rheum test in JIA

Answer 2

ANA - in poly/oligoarticular

negative in systemic

Question 3

long term effects of JIA

Answer 3

leg length discrepancy
joint contractures
joint destruction
blindness (uveitis)

Question 4

SEs of methotrexate

Answer 4

GI distress
pulm toxicity
no live vaccines
risk of lymphoproliferative malignances

Question 5

tx JIA

Answer 5

NSAIDs
PT/OT

2nd line: steroids and MTX

Question 6

vaccines and IVIG

Answer 6

can’t give measles or varicella within 11 months after IVIG

Question 7

lipid panel in KD

Answer 7

decreased cholesterol and HDL

Question 8

other symptoms in reactive arthritis

Answer 8

iritis

urethritis

Question 9

most common cause of reactive arthritis

Answer 9

Chlamydia

Question 10

lab findings in sarcoidosis

Answer 10

hypercalcemia and hypercalciuria

2/2 secretion of vit D analog

Question 11

linear hyperpigmented patch that becomes fibrotic, brown border, shiny

Answer 11

localized linear scleroderma

tx: topical lubricants, photochemotherpay

Question 12

antibody in SLE

Answer 12

dsDNA, anti Sm
(also C3 and C4)
all except Sm can be used to track severity of disease flareups

Question 13

tx mild SLE

Answer 13

NSAIDs, hydroxychloroquine, low dose pred

Question 14

tx severe SLE

Answer 14

high dose steroids, cyclophosphamide

Question 15

synovial fluid WBC cutoff for septic arthritis

Answer 15

50K +

Question 16

synovial fluid WBC in JIA/reactive arthritis

Answer 16

<20K