Ammonia
Alias: NH3
Discipline: Clinical Chemistry
Test information: To detect elevated concentrations of ammonia in the blood, to help diagnose severe liver disease and certain genetic urea cycle disorders, to investigate changes in consciousness, or to help diagnose hepatic encephalopathy and Reye’s syndrome. Not for GPs to request.
- Specimen Type(s)
-
- Blood;
- Other Acceptable Specimen Type(s)
- N/A
- Specimen Container - Adult
-
- Purple Top BD;
- Specimen Container - Paediatric
-
- N/A;
- Analytes
-
- N/A;
- Part of a test profile?
- No
- Volume (min) of sample to be sent to laboratory
- 4mls Purple or 1x pink paediatric tube
- Patient Preparation, Sample Handling and Transport
- Avoid smoking cigarettes prior to collection of the specimen. Collect on ice and deliver to lab immediately.
- Maximum add on time
- N/A
- Units and Reference Ranges / Interpretation
- RR for both Males and Females - Less than 28 days - <100 + comment “Please note the quoted RR is for term neonates. For premature neonates use <150 umol/L” - umo/L Equal to and greater than 28 days - <40 - umol/L
- UKAS number
- 8869
- UKAS accredited test?
- Yes
- Comments
- N/A
If you have any queries about a test or results interpretation please contact us.
Last updated: 30-04-2024