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TTKG Calculator
Transtubular Potassium Gradient for Renal Potassium Assessment
Nephrology Guidelines: The TTKG formula is $(\text{U}_{K} / \text{P}_{K}) / (\text{U}_{\text{osm}} / \text{P}_{\text{osm}})$. Enter matching electrolyte and osmolality laboratory values below.
Laboratory Input Values
Calculation Results
⚠️ Not medical advice. For nephrology, clinical pathology, and medical reference only. Electrolyte disorder management, potassium evaluation, and treatment must be supervised strictly by an attending physician or nephrologist.