PIP-65
CLINICAL BIOCHEMISTRY DEPARTMENT

URINE COLLECTION INFORMATION

Patient Information Sheets Available for: Single 24 hour urine collection
Two consecutive 24 hour urine (acid and plain) collections
Spot (Random) urine collection
 
Test Type Preservative Comments
Amino Acids Spot Plain Transport to laboratory within 15 minutes
Bence Jones Spot Plain Collect early morning sample
Calcium 24 hour Acid  
Calcium Excretion Fasting 2nd EMU Acid Also require blood sample
Patient Information Sheet - Calcium Excretion
Catecholamines (adrenaline / noradrenaline) 24 hour Acid Patients should avoid foods which can interfere with the assay (bananas, pineapples, kiwi fruit, nuts and avocados.) All drugs should be recorded on request form.
Patient Information Sheet - Catecholamines/5-HIAA
Citrate (Citric Acid) 24 hour Acid Usually part of Kidney Stone Screen
Copper 24 hour None - see comments Container must be acid-washed before being used for urine collection. Please contact Clinical Biochemistry on ext 4991 to arrange.
Cortisol (UFC) 24 hour Plain  
Creatinine 24 hour Acid or None May be requested together with other urine tests. Collection into plain or acid container suitable.
Creatinine Clearance 24 hour None Also require blood sample
Cystine (screen) Spot None Transport to laboratory as soon as possible. Usually part of Kidney Stone Screen or Amino Acids.
Cystine (quantitative) Spot or 24 hour Plain Confirmation of positive cystine screen or monitoring of known patients with cystinuria
5-HIAA 24 hour Acid Patients should avoid foods which can interfere with the assay (Bananas, pineapples, kiwi fruit, nuts and avocados.) All drugs should be recorded on request form.
Patient Information Sheet - Catecholamines/5-HIAA
Kidney Stone Screen 2 x 24hr & Random Acid and Plain Two 24 hour collections and random urine required
Patient Information Sheet - Kidney Stone Screen
Microalbumin Spot Plain Initial screen 1 urine, follow-up (if needed) 2 urines
Oxalate 24 hour Acid Usually part of Kidney Stone Screen
Phosphate 24 hour Acid  
Porphobilinogen Spot Plain Protect from light, transport to laboratory as soon as possible.
Porpyhrins Spot Plain Protect from light, transport to laboratory as soon as possible.
Porpyhrins - Quantitative 24 hour Plain Protect from light.
Usually agreed with
Consultant Biochemist.
Potassium Spot or 24 hour Plain  
Sodium Spot or 24 hour Plain  
Steroid Profile Spot Plain See specific criteria for analysis
Total Protein 24 hour Plain Replaced in most situations with spot urine total protein:creatinine ratio (UTPR)
Total Protein/ Creatinine Ratio Spot Plain Collect early morning sample
Urate Spot Plain
Urea  24 hour Plain  
VMA Spot Plain  

 

 
Version 1.0 / November 2014                                                                                                    Approved by: Consultant Biochemist