Burn Area Calculator (Wallace Rule-of-Nines)
This calculator estimates burn area for adults (15 years and older) using the Wallace Rule-of-Nines. Click on each body part to select the burned area.
📋 Wallace Rule-of-Nines Standard
- Head/Neck: 9% (anterior 4.5%, posterior 4.5%)
- Each arm: 9% (anterior 4.5%, posterior 4.5%)
- Chest: 9%
- Abdomen: 9%
- Upper back: 9%
- Lower back: 9%
- Each leg: 18% (anterior 9%, posterior 9%)
- Perineum: 1%
Note: Wallace Rule-of-Nines applies only to adults (15 years and older). For children, use the Lund-Browder chart.
🔄 Anterior View
🔄 Posterior View
Total Burn Area
Selected Body Parts:
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💧 Fluid Resuscitation Formula
Adults (Parkland Formula): Weight(kg) × %TBSA × 4ml = Total fluid volume in 24 hours
- First 8 hours: 50% of total fluid volume (Ringer’s Lactate)
- Next 16 hours: 50% of total fluid volume (Ringer’s Lactate)
- %TBSA: Includes only 2nd degree or higher burns (excludes 1st degree burns)
Note: Wallace Rule-of-Nines applies only to adults. Actual treatment is determined by medical professionals.
⚠️ Warning: Wallace Rule-of-Nines applies only to adults (15 years and older). For children, the Lund-Browder chart must be used. Actual treatment is determined by medical professionals.
