Medical Unit Converter
Comprehensive medical unit conversions for healthcare professionals
Conversion Categories
Weight & Mass Converter
Quick Reference
Common Weight & Mass Conversions:
- Patient weight: 150 lbs → kg
- Drug dose: mg/kg calculations
Available Units:
Unit | Symbol | Description | Medical Use |
---|---|---|---|
Kilogram | kg | SI base unit for mass | Body weight, dose calculations |
Gram | g | Common for medication doses | |
Milligram | mg | Standard medication unit | Standard medication dosing unit |
Microgram | mcg | Small medication doses | |
Pound | lb | US customary unit | |
Ounce | oz | Small weight measurements | |
Stone | st | UK weight measurement |
Weight Conversions
- 1 kg = 2.205 lbs
Patient weight conversion
- 1 g = 1000 mg
Medication dose scaling
- 1 mg = 1000 mcg
Small dose conversions
- 1 stone = 14 lbs = 6.35 kg
UK weight measurements
Volume Conversions
- 1 L = 1000 mL
IV fluid calculations
- 1 mL = 1 cc
Equivalent measurements
- 1 mL ≈ 20 drops
IV drip calculations
- 1 fl oz = 30 mL
Oral medication volumes
Temperature Conversions
- Normal body temp: 37°C = 98.6°F
Fever assessment baseline
- Fever: >38°C (100.4°F)
Clinical fever threshold
- Refrigeration: 2-8°C (36-46°F)
Medication storage
- Room temp: 20-25°C (68-77°F)
Standard storage
Pressure Conversions
- Normal BP: 120/80 mmHg
Blood pressure reference
- 1 kPa = 7.5 mmHg
SI pressure conversion
- 1 cmH2O = 0.74 mmHg
Ventilator pressures
- 1 atm = 760 mmHg
Atmospheric pressure
📏 Medical Unit Conversion Guide
Medical unit conversion is a critical skill for healthcare professionals, requiring precision and understanding of various measurement systems. Our Medical Unit Converter provides comprehensive conversion capabilities across all major medical measurement categories with professional-grade accuracy and medical context.
🏥 Weight & Mass Conversions in Healthcare
Weight measurements are fundamental in healthcare for patient assessment and medication dosing:
- Patient Weight: Converting between pounds (lbs) and kilograms (kg) for accurate BMI calculations, medication dosing, and medical equipment sizing. Most medical calculations use metric units.
- Medication Dosing: Converting between grams (g), milligrams (mg), and micrograms (mcg) for precise drug administration. Many medications are dosed per kilogram of body weight.
- Laboratory Values: Converting between different weight units for lab results and concentration calculations, ensuring accuracy in clinical decision-making.
💧 Volume & Fluid Conversions
Volume conversions are essential for fluid management and medication administration:
- IV Fluid Administration: Converting between liters (L) and milliliters (mL) for accurate fluid balance calculations and IV pump programming.
- Medication Volumes: Converting between mL, cc (cubic centimeters), and drops for injectable medications and IV drug preparations.
- Intake/Output Monitoring: Converting between various volume units for accurate fluid balance monitoring and kidney function assessment.
🧪 Concentration & Solution Conversions
Drug concentration conversions ensure safe medication preparation and administration:
- Drug Concentrations: Converting between mg/mL, mg/dL, and percentage concentrations for IV drug preparations and dilutions.
- Laboratory Values: Converting between different concentration units for blood glucose, cholesterol, and other lab parameters across different measurement systems.
- Solution Preparations: Converting between weight/volume percentages and parts per million for antiseptic solutions and cleaning agents.
🌡️ Temperature Conversions in Healthcare
Temperature conversions are critical for patient care and medication storage:
- Body Temperature: Converting between Celsius and Fahrenheit for accurate fever assessment and hypothermia detection. Normal body temperature is 37°C (98.6°F).
- Medication Storage: Converting storage temperatures for vaccines and medications, ensuring proper cold chain maintenance (2-8°C = 36-46°F).
- Laboratory Conditions: Converting temperatures for lab equipment calibration and specimen storage requirements.
🩺 Pressure Conversions & Blood Pressure
Pressure measurements are fundamental for cardiovascular assessment:
- Blood Pressure: Standard measurement in mmHg (millimeters of mercury) for systolic and diastolic pressure readings. Normal BP is approximately 120/80 mmHg.
- Ventilator Settings: Converting between mmHg and cmH2O for respiratory pressure settings and lung function assessments.
- Intracranial Pressure: Monitoring and converting pressure measurements for neurological assessment and critical care management.
📐 Length & Height Measurements
Length conversions are important for patient assessment and medical procedures:
- Patient Height: Converting between feet/inches and centimeters for BMI calculations, growth charts, and medical equipment sizing.
- Wound Measurements: Converting between cm, mm, and inches for accurate wound documentation and healing progress tracking.
- Medical Device Sizing: Converting measurements for catheter sizes, endotracheal tubes, and other medical equipment.
⚡ Energy & Metabolic Conversions
Energy conversions are essential for nutritional assessment and metabolic calculations:
- Caloric Content: Converting between calories (cal), kilocalories (kcal), and kilojoules (kJ) for nutritional assessments and dietary planning.
- Metabolic Rate: Converting energy expenditure measurements for basal metabolic rate calculations and exercise prescription.
- Nutritional Analysis: Converting between different energy units for food composition analysis and therapeutic diet planning.
📊 Common Medical Conversion Factors
Key conversion factors every healthcare professional should know:
- Weight: 1 kg = 2.205 lbs, 1 g = 1000 mg = 1,000,000 mcg
- Volume: 1 L = 1000 mL = 1000 cc, 1 fl oz ≈ 30 mL, 1 mL ≈ 20 drops
- Temperature: °C to °F: (°C × 9/5) + 32, °F to °C: (°F - 32) × 5/9
- Pressure: 1 kPa = 7.5 mmHg, 1 cmH2O = 0.74 mmHg, 1 atm = 760 mmHg
- Length: 1 inch = 2.54 cm, 1 foot = 30.48 cm, 1 meter = 100 cm
🎯 Clinical Applications & Best Practices
Professional guidelines for medical unit conversions:
- Double-Check Critical Conversions: Always verify high-risk medication dose conversions with a colleague or reference source, especially for pediatric or critical care medications.
- Use Standard Medical Units: Prefer metric units (kg, mL, °C, mmHg) for medical calculations as they are the international standard in healthcare.
- Document Conversion Sources: When performing critical conversions, document the conversion factor used and reference source for quality assurance.
- Consider Significant Figures: Use appropriate precision for clinical context - patient weight to nearest 0.1 kg, drug doses to appropriate decimal places.
- Institutional Protocols: Follow your healthcare facility's specific protocols for unit conversions and medication calculations.
⚠️ Safety Considerations
Important safety guidelines for medical unit conversions:
- High-Alert Medications: Exercise extreme caution when converting units for insulin, heparin, chemotherapy drugs, and other high-alert medications.
- Pediatric Calculations: Pediatric doses require special attention to weight-based calculations and age-appropriate dosing ranges.
- Decimal Point Errors: Be particularly careful with decimal placement - a 10-fold error can be life-threatening in medication administration.
- Unit Abbreviations: Use standard medical abbreviations and avoid dangerous abbreviations on the ISMP "Do Not Use" list.
🔗 Related Medical Tools
Enhance your medical calculations with these complementary tools:
- Drug Dosage Calculator: Calculate precise medication doses based on patient weight, age, and clinical indication with safety checks.
- IV Drip Rate Calculator: Calculate IV infusion rates, drop factors, and administration times for various medications and fluids.
- BMI Calculator: Calculate body mass index using converted height and weight measurements for nutritional assessment.
- Calorie Calculator: Calculate daily caloric needs using metabolic rate formulas and activity levels for nutritional planning.
📋 Medical Disclaimer: This Medical Unit Converter is designed as a reference tool for healthcare professionals and educational purposes. Always verify critical conversions using multiple sources and follow your institution's protocols for patient care. For life-critical calculations, consult with pharmacists, physicians, or other qualified healthcare professionals. This tool should not replace clinical judgment or professional medical advice.