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Hiral Topealmost 4 years ago
What is the role of lab testing in the diagnosis of varicella-zoster virus (VZV) infection?
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almost 4 years ago
Lab Testing for Diagnosis of Varicella Zoster Virus (VZV) Presentation of classic symptoms usually doesn’t need lab tests. However, if the diagnosis if doubtful, lab tests confirm the diagnosis by • Tzanck smear which has 60% sensitivity • Culture of vesicular fluid • DNA analysis via PCR for zoster sine herpete
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