Dietetix

Patient Information

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yrs
in
cm
lb
kg
Body Mass Index (BMI)
18.525303540
lb
kg
% UBW
% Weight Change
Weight Change
Clinical Factors
Intubated / ventilated
Volume overload

Estimated Energy Needs

kcal/kg
Actual Wt ()
IBW ()
25–30
30–35
35–40
Predictive Equations
Activity Factor
Equation
BMR
TEE
Mifflin-St Jeor
Harris-Benedict
Schofield
Katch-McArdle
BF
%
needs BF%

Estimated Protein Needs

g/kg
Actual Wt ()
IBW ()
1.2–1.5
1.5–1.8
1.5–2.0
2.0–2.5
Protein % kcal
Pro % kcal
%
kcal needs
kcal
Pro (g)
g

Estimated Fluid Needs

Highlighted range reflects age-based recommendations
mL/kg
Actual wt ()
IBW ()
25–30
30–35
35–40
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Tube Feeding Formula Selection and Rate Calculation
TF Formula & Rate
Desired kcal
kcal
Formula
Rate
mL/hr
Total kcal0 kcal
Total protein0g
Free water0 mL
Free Water Flushes
Amount
mL
Frequency
qh
Total
mL
TF Modulars
Modular
Quantity
Total
kcal0 kcal
protein0g
water0 mL
EN Prescription Totals
Includes formula, flushes, and modulars
Total kcal
0 kcal
Total Protein
0 g
Total Free Water
0 mL
Carbohydrate0 g
Fiber0 g
Potassium0 mg
Phosphorus0 mg
Sodium0 mg
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TPN Formulation Calculator
Macronutrients
Desired kcal
kcal
Amino Acids
g
kcal
Dextrose(auto)
g
kcal
Lipids
g
500
kcal
Total
kcal
Administration
Total volume
mL
Infusion hours
hr
Rate
mL/hr
PN Prescription Totals
Electrolytes
Sodium95 mEq
Potassium60 mEq
Phosphate15 mmol
Chloride75 mEq
Acetate60 mEq
Macronutrients
Total kcal500 kcal
Protein
Dextrose
Lipids50 g
Volume
Rate
Parenteral Nutrition

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IV Dextrose, Propofol, and CRRT Calories
IV Dextrose
3.4 kcal/g
Dex %
%
Rate
mL/hr
24h Volume
mL/24h
Provides
kcal
g Dex
Propofol
1.1 kcal/mL
Average Rate
mL/hr
Total Volume, 24h
mL/24h
kcal/day
kcal
CRRT (Continuous Renal Replacement Therapy)
Citrate and dextrose-containing CRRT fluids
Citrate / ACD-A
Rate
mL/hr
24h Volume
mL/24h
kcal/day
kcal
Pre-filter replacement
Dex %
%
Rate
mL/hr
24h Volume
mL/24h
kcal/day
kcal
Post-filter replacement
Dex %
%
Rate
mL/hr
24h Volume
mL/24h
kcal/day
kcal
Total CRRT kcal
kcal
Estimated using ~40% citrate metabolism. Actual contribution may range ~35–45%.
Total non-nutrition kcal
kcal
Non-Nutrition Calories

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Measured Na
mEq/L
Glucose
mg/dL
Corrected Na
mEq/L
Formula: Corrected Na = Measured Na + 1.6 × ((Glucose - 100) / 100)
Serum Ca
mg/dL
Albumin
g/dL
Corrected Ca
mg/dL
Formula: Corrected Ca = Serum Ca + 0.8 × (4.0 - Albumin)
Serum Na
mEq/L
Free Water Deficit
L
Formula: Free Water Deficit = TBW × ((Serum Na / 140) - 1)
TBW =
%TBW (Total Body Water) factor reference
Child: 0.6
Adult male: 0.6
Adult female: 0.5
Older adult male: 0.5
Older adult female: 0.45
Enter patient age, sex, and weight in the Patient Information panel to calculate free water deficit.
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Clinical decision support tool. Not a substitute for professional judgment.