Organic acids (quantitative)

Sample type	Urine (spot)
Container	Sterile Universal Container	Click image to enlarge ×
Sample volume	5 mL
Turnaround time	2-21 days
Hospital	CHI at Temple Street
Telephone number
Laboratory	Metabolic Laboratory
Special precautions / Clinical Comment	For MMA, EMA Glutarate: analysed once per week. FOR REFERRING LABS: 1. Urine pH should be measured. Where the pH≥8.5, microbial contamination is suspected, continue to dispatch urine sample to CHI at Temple Street and please request a repeat urine sample on the patient. 2. Please note that urine samples with a creatinine concentration bellow 0.4 mmol/L are too dilute for accurate analysis. When a dilute samples is received it is analysed to detect gross abnormalities and a repeat sample is requested. 3. Freeze promptly, no preservative. If any delay in freezing store at 4o C up to 4-6 hours (make note of delay on request form). Fresh urine, freeze with no preservative.
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