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Old 07-05-2012
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Question Syncope and Erythematous Patches

A 19-year-old man from connecticut presents to the emergency department (ED) after an episode of shortness of breath and syncope while at home. He reports having experienced recurrent episodes of irregular heartbeat and fatigue in the week before presentation. Today, the patient noticed numerous oval erythematous patches scattered across his chest, abdomen, back, and extremities sparing the palms and soles. ECG obtained at the time of arrival in the ED is shown below.

Which of the following antibiotics is NOT typically used in the treatment of his disease?

A. Ceftriaxone
B. Amoxicillin
C. Vancomycin
D. Doxycycline

Syncope and Erythematous Patches-case-01.jpg
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Syncope and Erythematous Patches-case-02.jpg
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Old 07-05-2012
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Cc..vancomycin

pxt has lyme dx
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Old 07-05-2012
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Connecticut ----------Woods--------Tick bite--------Spirochete(Borrelia Burgdorferi)----Lyme disease.

Doxycycline and Penicilin family are drugs of choice so Not B and D.
Ceftriaxone can aslo be used so Not A.

CCC Vancomycin is the right answer. Don't know why though
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Old 07-05-2012
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Quote:
Originally Posted by Doc4Step1 View Post
Connecticut ----------Woods--------Tick bite--------Spirochete(Borrelia Burgdorferi)----Lyme disease.

Doxycycline and Penicilin family are drugs of choice so Not B and D.
Ceftriaxone can aslo be used so Not A.

CCC Vancomycin is the right answer. Don't know why though
cos vancomycin is stricly for G+ve bugs
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EKGs-, Figures-, Microbiology-, Skin-, Step-1-Questions

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