Table 7: Results of Diagnostic Testing Performed by Consulting Dermatology Team

 

Tests	Positive	Negative
KOH	22	30
Tzanck smear	9	6
Wound culture	4	5
Scabies prep	0	2
Skin biopsy	46*	8*

*Positive skin biopsy is defined as one providing a definitive diagnosis. Negative skin biopsy is one not able to provide a definitive diagnosis.