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Urinary stone screen

About This Test

Department: Biochemistry


  • 24-hour urine (plain container)


Turnaround Time:

2 weeks


Renal stones are a common cause of hospital admission. A urinary stone screen assesses risk factors associated with increased formation of renal stones.

Instructions for collection of 24-hour urine samples

Other Comments:

This profile includes:

  • Urine citrate
  • Urine oxalate
  • Urine urea and electrolytes
  • Urine calcium/magnesium
  • Urine uric acid
  • Urine pH
  • Urine cystine (referred test)

Urine cystine analysed at Department of Newborn Screening & Biochemical Genetics, Birmingham Children's Hospital, Whittal Street, Birmingham, B4 6DH