PKD Total Kidney Volume Calculator
Calculate Mayo Classification for Polycystic Kidney Disease (PKD) using height-adjusted total kidney volume (HtTKV).
Input Parameters
Enter details for calculation.
HtTKV Score
Expert Tip
HtTKV is used in ADPKD to predict rates of eGFR decline and identify rapid progressors eligible for Tolvaptan therapy.
Calculation Methodology & Details
Formula
Normalizes total kidney volume to height to account for body size differences.
Important Disclaimer
The calculations provided are for educational and general informational purposes only. They do not replace professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider.
How HtTKV is Calculated
Follow these steps to use this calculator:
Enter TKV
Input total volume from MRI scan report.
Enter Height
Input patient height in meters.
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ℹ️ About this Calculation
This nephrology and urology clinical calculator evaluates renal function, electrolyte/acid-base equilibrium, urinary excretion kinetics, and urologic disease risk according to KDIGO and AUA clinical practice guidelines.
Variable Glossary
Renal & Lab Metrics
Serum creatinine, urinary sodium/urea, albumin, PSA levels, or ultrasound kidney dimensions.
Diagnostic Indexes
eGFR (CKD-EPI equation), Fractional Excretion of Sodium (FENa %), serum anion gap, and PSA doubling kinetics.
How to Calculate Step-by-Step
Step 1
Enter serum electrolytes, creatinine, or urinary excretion lab values.
Step 2
Specify patient demographic parameters (age, gender, height/weight).
Step 3
View calculated clearance rates, CKD stage classification, or acute kidney injury (AKI) differentiation.