Rheum Flashcards
Causes of additive arthritis
OA, RA
Causes of migratory arthritis
Gonococcal, rheumatic fever
Causes of intermittent arthritis
Gout, Pseudogout, SLE
Which diagnosis? Pencil in cup deformity
Psoriatic arthritis
Which diagnosis? Squaring of vertebral bodies, enthesophytes
Ankylosing spondylitis
Which diagnosis? Associated with uveitis, conjunctivitis, oral ulcers
Reactive arthritis
Which diagnosis? Positively birefringent crystals
CPPD
Target uric acid level on allopurinol
<6
Which diagnosis? Associated with painless pustular lesions
Gonococcal arthritis
Tx septic arthritis: staph/strep (3)
nafcillin, oxacillin, cephazolin
Tx septic arthritis: Neisseria
Ceftriaxone (+ azithromycin for chlamydia)
Tx septic arthritis: Pseudomonas
3rd-4th cephalosporin + aminoglycoside
Tx septic arthritis: culture negative
3rd-4th cephalosporin +/- vancomycin
Tx RA First-line
Methotrexate
C/I Methotrexate (3)
Liver disease, lung disease, immunosuppression
Tx RA Second-line
Hydroxychloroquine, Leflunomide, Sulfasalazine
MOA Methotrexate
Folic acid antimetabolite
Tx RA exacerbations (2)
NSAIDs, steroids
Lupus Mucocutaneous (4)
Malar, discoid, mouth ulcers, photosensitivity
Lupus Internal Findings (4)
Pleuritis/pericarditis, renal disease, seizures, arthritis
Lupus Lab criteria
Antibodies, ANA, Hematologic
Lupus antibodies
Anti-smith, anti-dsDNA, anti-phospholipid