Histopathologically, cutaneous smallpox lesions may resemble herpetic lesions except that smallpox has intracytoplasmic inclusions (Guarnieri bodies) instead of intranuclear inclusions (Lipschutz ...

Differential diagnoses include secondary syphilis, herpes simplex virus, impetigo, and cellulitis. Secondary syphilis lesions are painless. Herpes simplex, impetigo, and cellulitis present with ...

Patients aged ≥ 18 years with HSV culture-positive persistent (i.e. non-healing) herpetic lesions or who were experiencing culture-positive HSV recurrences (≥ 1 every other month) from seven ...