Chickenpox differential diagnosis

Overview
There are many active considerations that need to be ruled out to diagnose chickenpox. The one exception to this is smallpox. Smallpox would be a major concern in the case of biological warfare.

Diseases to consider

 * Drug eruptions
 * Smallpox
 * Herpes simplex
 * Insect bites
 * Impetigo
 * Erythema multiforme
 * Dermatitis herpetiformis
 * Bullous pemphigoid
 * Syphilis