polyarticular arthritis Flashcards
characteristics of inflammatory pain (worse in morning/evening?/stiff for how long in morn?)
- worse with rest
- pain worse in the morning
- AM stiffness for >1 hr
characteristics of non-inflammatory pain (worse in morning/evening?/stiff for how long in morn?)
- worse with activity
- pain better in the morning, worse in the evening
- stiffness for
what are the 3 main symptoms of arthritis?
- pain
- joint stiffness
- joint swelling
characteristic findings in Behcet’s disease
- uveitis
- hypopion (exudate in the eye)
Fever, rash, polyarthritis. What is your differential? - 5
- SLE - lupus
- Dermatomyositis
- systemic vasculitis
- rheumatic fever
- infections
best lab for rheumatoid
anti-CCP
synovial fluid in inflammatory conditions vs. non-inflammatory
inflammatory - opaque, WBCs >2,000, neutrophils>50%
non-inflammatory - transparent, WBCs
what is the cutoff for WBCs in the synovial fluid for inflammatory vs. non-inflammatory?
- below = non-inflammatory, above = inflammatory.
2 most common conditions which cause oligoarthritis (2-4 joints
- spondyloarthropathy
- psoriatic arthritis
4 most common conditions causing inflammatory polyarthritis (>5 joints)
- rheumatoid arthritis
- Lupus
- parvovirus
- osteoarthritis
role of rheumatoid factor in diagnosis of RA.
-not sensitive or specific - basically worthless
T/F: the presentation of immune -mediate arthritis is usually acute
False. usually chronic.
Case: swollen, red elbow, with nodes in the ear. Diagnosis?
Gout - tophi can deposit in the ear.
2 causes of migratory arthritis
- rheumatic fever
- gonococcal arthritis
3 causes of additive arthritis
- polyarticular osteoarthritis
- rheumatoid arthritis
- reactive arthritis
