Differential diagnosis

  • Raynaud’s phenomenon
    • Primary Raynaud’s
    • Systemic sclerosis
      • Limited
      • Diffuse
    • Rheumatoid arthritis
    • Systemic lupus erythematosus
  • Inflammatory arthritis
    • Symmetrical deforming
      • Rheumatoid arthritis
      • Jaccoud’s arthropathy
      • Psoriatic arthropathy (RA type)
    • Seronegative
      • Psoriatic arthropathy
      • Inflammatory bowel disease
      • Reactive arthritis
      • Gonococcal arthritis
      • Ankylosing spondylitis
    • Osteoarthritis
  • Carpal tunnel syndrome
    • Endocrine
      • Diabetes
      • Hypothyroidism
      • Acromegaly
    • Metabolic
      • Uraemia
      • Obesity
    • Inflammatory
      • Rheumatoid arthritis
      • Jaccoud’s arthropathy
      • Psoriatic arthritis
    • Pregnancy
    • Structural
      • Trauma
      • Repetitive strain injury