Calculate BSA by Hand
Introduction & Importance
Body Surface Area (BSA) is a critical calculation in medicine, used to determine the appropriate dosage of drugs, estimate nutritional requirements, and more. Calculating BSA by hand is an essential skill for healthcare professionals.
How to Use This Calculator
- Enter the patient’s height in centimeters.
- Enter the patient’s weight in kilograms.
- Click ‘Calculate’.
Formula & Methodology
The most common formula to calculate BSA is the Du Bois formula:
BSA (m2) = 0.007184 × height (cm) 0.725 × weight (kg) 0.425
Real-World Examples
| Height (cm) | Weight (kg) | BSA (m2) |
|---|---|---|
| 170 | 70 | 1.82 |
| 160 | 60 | 1.68 |
| 180 | 80 | 2.12 |
Data & Statistics
| Age Group | Average BSA (m2) |
|---|---|
| Children (1-10) | 0.6 – 1.2 |
| Adolescents (11-18) | 1.3 – 1.9 |
| Adults (19+) | 1.7 – 2.2 |
Expert Tips
- Always use the most recent and accurate measurements for height and weight.
- Consider using other BSA formulas for specific patient populations.
Interactive FAQ
What if the patient’s height or weight is not typical?
Use the appropriate formula for the patient’s age and condition.
Can I use this calculator for animals?
No, this calculator is designed for human patients only.