Rash

Cannot miss / life threats
Cannot miss / life threats
Differential diagnosis — checklist
0/11

Check off each diagnosis as you consider it. Tap the name for unique exam, lab/imaging clues, first-line confirmatory test, and management.

Allergic0/3
Infectious0/5
Inflammatory0/3
Initial ED workup
Bedside0/3
  • Full skin + mucous membrane exam
  • Vital signs
  • Nikolsky sign
Labs0/3
  • CBC, BMP, LFTs
  • Cultures if pustular / systemic
  • CK if necrotizing concern
Imaging0/1
  • Targeted only (e.g., CT for nec fasc)
Initial management0/4
  • Stop suspected offending drug
  • Antihistamines / steroids for allergic
  • Antibiotics for bacterial
  • Burn-unit / derm consult for SJS/TEN