Table 2 Clinical renal function and oxalate levels at presentation and during outpatient follow-up

Plasma creatinine (µmol/L)

230

152

178

179

Creatinine clearance (ml/min)

33

50

52

48

Plasma oxalate (µmol/l)

28.2

8.8

6.9

9.1

24 h-urine oxalate (mmol/mol creatinine)

117.23

67.10

41.97

51.99

24 h-urine oxalate

(mmol/24hr)

1.23

0.83

0.56

0.63

24 h-urine glycolate (mmol/mol creatinine)

12.64

38.72

18.54

21.32

24 h-urine glycolate (mmol/24 h)

0.13

0.48

0.25

0.26

24 h-urine glyceric acid (µmol/mol creatinine)

0.62

1.37

0.46

0.55

24 h-urine glyceric acid (µmol/24 h)

6.55

17.04

6.15

6.65

24 h-urine citrate (mmol/mol creatinine)

0.02

0.13

0.10

0.08

24 h-urine citrate (mmol/24 h)

0.21

1.62

1.34

1.00