Vesicular rash
From IDWiki
Differential Diagnosis
- Infectious
- Viral
- Varicella-zoster virus
- Enterovirus ("eczema coxackium")
- Vaccinia (smallpox vaccine-related)
- Herpes simplex virus
- Coxsackie virus
- Molluscum contagiosum
- Smallpox (variola major)
- Monkeypox and other pox viruses
- Bacterial
- Impetigo
- Parasitic
- Scabies
- Insect bites
- Viral
- Non-infectious
- Stevens-Johnson syndrome
- Pemphigus
- Bullous pemphigoid
- Drug reactions
- Erythema multiforme
- Dermatitis herpetiformis
Investigations
- Molecular
- Viral PCR of unroofed lesion, likely the best and fastest test for differentiating the viral causes
- Culture
- Viral culture