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Body Surface Area (BSA) Rule of Nines

Dermatology specialty tool

Bedside Tool Interface Configuration

Quickly calculates the Body Surface Area (BSA) of dermatological skin eruptions (e.g., drug rashes, psoriasis, scaling plaques) using the Rule of Nines.

Algorithm Checklist Parameters:
  • Head and Neck involvement (%)
  • Anterior Trunk (Chest/Abdomen) (%)
  • Posterior Trunk (Back/Gluteal) (%)
  • Arms involvement (%)
  • Legs involvement (%)

Primary Clinical Application:

Provides precise percentage bounds of active skin rash or severe burn distribution.