II. Definitions

  1. Dactylitis (Sausage Digit)
    1. Diffuse fusiform swelling of fingers or toes
    2. Derived from the Greek "dactylos" for finger

III. Causes

  1. Spondyloarthropathy
    1. Psoriasis
    2. Reactive Arthritis
    3. Ankylosing Spondylitis
  2. Gout (5% of gout cases)
  3. Sarcoidosis (0.2% of sarcoid cases)
  4. Blistering distal Dactylitis
    1. Children with infection of the anterior fat pad (distal, volar digits) of fingers (less commonly toes)
    2. Group A Beta Hemolytic Streptococcal infection is most common cause
  5. Dactylitis in Sickle Cell Anemia (hand foot syndrome)
  6. Congenital Syphilis
  7. Skeletal Tuberculosis

IV. Resources

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