Difference between revisions of "Southern tick-associated rash illness"

(Background)
 
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==Background==
 
==Background==
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[[File:Amblyomma americanum tick.jpg|thumb|Amblyomma americanum]]
 
*Abbreviation: STARI
 
*Abbreviation: STARI
 
*Transmitted by lone star tick (Amblyomma americanum)
 
*Transmitted by lone star tick (Amblyomma americanum)
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==Clinical Features==
 
==Clinical Features==
*Resembles Lyme disease in rash, constitutional symptoms, time course
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[[File:STARI Rash.jpg|thumb|"Bull's-eye" STARI rash]]
*May have delayed anaphylaxis (3-6h) to red meat from IgE Ab to glycoprotein in meat of mammals, with negative allergy skin test
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*Resembles Lyme disease in [[rash]], constitutional symptoms, time course
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*May have delayed [[anaphylaxis]] (3-6h) to red meat from IgE Ab to glycoprotein in meat of mammals, with negative allergy skin test
  
 
==Differential Diagnosis==
 
==Differential Diagnosis==

Latest revision as of 19:49, 9 September 2020

Background

Amblyomma americanum
  • Abbreviation: STARI
  • Transmitted by lone star tick (Amblyomma americanum)
    • female tick has single white dot or "lone star" on its back, aggressive feeders
  • May be caused by spirochete Borrelia lonestari
  • Midwest and Mid-Atlantic states

Clinical Features

"Bull's-eye" STARI rash
  • Resembles Lyme disease in rash, constitutional symptoms, time course
  • May have delayed anaphylaxis (3-6h) to red meat from IgE Ab to glycoprotein in meat of mammals, with negative allergy skin test

Differential Diagnosis

Tick Borne Illnesses

Evaluation

  • No testing available

Management

Disposition

  • Home

See Also

External Links

References