Viral arthritis

• Facts:
  MCC is parvovirus B19 (adults who have contact with kids)
• History / PE:
  Acute, polyarticular, symmetric arthritis
  Resolves within 2 months
• Diagnosis:
  Lack of inflammatory markers
  May see positive RF, weakly positive ANA
• Treatment:
  NSAIDs
• Associated With:
  Hepatitis
  HIV
  Mumps
  Rubella
• Differential Diagnosis:
  Rheumatoid arthritis (chronic disease)
  Osteoarthritis (chronic disease)
  SLE arthritis (chronic disease)
  Sarcoidosis (polyarthritis, MC affects ankles and knees)
  Seronegative spondyloarthropathies (asymmetric arthritis, - RF)