Southern tick-associated rash illness: Difference between revisions

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==Background==
==Background==
*STARI (Southern tick-associated rash illness)
[[File:Amblyomma americanum tick.jpg|thumb|Amblyomma americanum]]
*Abbreviation: STARI
*Transmitted by lone star tick (Amblyomma americanum)
*Transmitted by lone star tick (Amblyomma americanum)
** female tick has single white dot or "lone star" on its back, aggressive feeders
**female tick has single white dot or "lone star" on its back, aggressive feeders
*May be caused by spirochete Borrelia lonestari
*May be caused by spirochete Borrelia lonestari
*Midwest and Mid-Atlantic states
*Midwest and Mid-Atlantic states
==Clinical Features==
==Clinical Features==
*Resembles Lyme disease in rash, constitutional symptoms, time course
*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, w/ negative allergy skin test
*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==
{{Tick borne illnesses DDX}}
{{Tick borne illnesses DDX}}


==Workup==
==Evaluation==
*No testing available
*No testing available
==Management==
==Management==
*10 days of [[doxycycline]] or [[amoxicillin]]
*10 days of [[doxycycline]] or [[amoxicillin]]
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*Home
*Home
==See Also==
==See Also==
*[[Rashes]]


==External Links==
==External Links==


==Sources==
==References==
*Hall J, Khan Sajid Small Bugs with Big Bites, EM Resident Oct/Nov 2014 Vol 4:5; 10
*Hall J, Khan Sajid Small Bugs with Big Bites, EM Resident Oct/Nov 2014 Vol 4:5; 10
*http://www.cdc.gov/stari/symptoms/index.html
*http://www.cdc.gov/stari/symptoms/index.html


[[Category:Derm]]
[[Category:Dermatology]]
[[Category:ID]]
[[Category:ID]]

Revision as of 01:36, 28 September 2019

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

  • 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