| plasma [mmol/l] | urine [mmol/l] | FE [%] | FE [%] reference in calves [7] |
---|
creatinine | 0.139 | 14.39 | | |
sodium | 155.5 | 140.5 | 0.87 | 0.0–2.7 |
calcium | 2.49 | 0.78 | 0.3 | 0.0–2.2 |
phosphor | 0.84 | 3.39 | 4.22 | 2.7–23.6 |
potassium | 3.47 | 364.5 | 94.14 | 15–85 |
- Increased fractional excretion (FE) is a hint for increased elimination of electrolytes due to renal failure
- \(FE\;electrolyt=\frac{\left(electrolyt\;urine\ast creatinine\;plasma\right)}{\left(electolyt\;plasma\ast creatinine\;urine\right)}\ast100\)