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Table 1 Biochemical features at presentation

From: Acute tubulointerstitial nephritis in children– a retrospective case series in a UK tertiary paediatric centre

Value

Median

Range

Plasma Creatinine

303

152–932 μmol/l

eGFR

19

7–31 ml/min/1.73m2

Potassium

3.5

2.8–4.1 mmol/l

Phosphate

1.1

0.59–2.04 mmol/l

Bicarbonate

16.5

14–20 mmol/l

Magnesium

0.92

0.73–1.27 mmol/l

C-reactive protein

24.5

< 4-233 mg/l

Erythrocyte sedimentation rate (ESR)a

99

27-142 mm/hr

Urinary retinol binding protein (RBP)b

20

2-90 mg/l

Urinary Albumin: Creatinine Ratio

22.1

7.7–387.8 mg/mmol

  1. aESR was performed in 8/10 patients
  2. bRBP was quantified in 4/10 patients