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Is this mildly pruritic eruption a bacterial infection—or something else?

Is this mildly pruritic eruption a bacterial infection—or something else?

Case 3:
This pruritic rash developed in a 43-year-old woman who had undergone a lumpectomy and lymph node dissection for breast cancer. She completed radiation therapy and chemotherapy 3 weeks ago. The rash has been present for 5 days. Levofloxacin was started 1 day ago.

Which of the following would you include in the workup?

A. Bacterial culture.
B. Fungal culture.
C. Viral culture.
D. Skin biopsy.
E. CT scan.

Which of these regimens would you prescribe pending workup results?

F. Cephalexin, 500 mg 3 or 4 times a day.
G. Doxycycline, 100 mg bid.
H. Fluconazole, 100 mg/d.
I. Valaciclovir, 500 mg bid.
J. Famciclovir, 250 mg bid.
K. Valaciclovir, 1 g tid.
L. Famciclovir, 500 mg tid.
M. Application of a mid-potent topical corticosteroid
cream twice a day.

(answers on next page)

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