24 Hour Urine for recurrent Renal Calculi Test | Austin Pathology

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24 Hour Urine for recurrent Renal Calculi

Alternate Names	24 Hour Urine for Renal Calculi, 24 Hour Urine for Renal Calculus, 24 Hour Urine for Renal Stones
Cerner Test Name	See individual tests
Laboratory	Biochemistry
Specimen	24 Hour Urine
Container	24 Hour Urine - Plain Bottle 24 Hour Urine - Acid Bottle (Contains Hydrochloric Acid)
Additional Collection Instructions	Please note that this list of tests requires 2 x 24 hour urine collections; an acid bottle (20 mL of 50% HCl) and a plain bottle.
Minimum Adult Volume	None
Minimum Paediatric Volume	None
Notes	Please code tests as specified on the request form. If no individual tests are requested, the following analyte excretion rates will be measured: Creatinine (U24CR) Calcium (U24CA) Oxalate (U24OX) Phosphate (U24P) Magnesium (U24MG) Citrate (U24CIT) Uric acid (U24UA) Note: If required, cystine may be measured in a spot urine sample.
Frequency	As required
Reference Interval	See individual tests

These PDF documents can be downloaded for your reference

Order of Draw (PDF)

Swab Collection Guide (PDF)

Pre-Transfusion Specimen Requirements (PDF)

Requirements for Pathology Service (PDF)

Test Code	Please see specific codes above
Container ID	CB, CBS, POT
Additional Transport Instruction	Instructions for: Regional Specimen Reception Please forward all 24 hour urine samples at 4°C to Heidelberg Laboratory for processing.
Laboratory Notes	Instructions for: Heidelberg Specimen Reception Plain bottle: remove 50ml for citrate measurement. This is a referred out test. Once the citrate aliquot is removed, alkalinise/basifiy the remaining urine for uric acid analysis.