Test Details

• Discipline:

  Biochemistry

  Biochemistry

• Specimen Container Adult:

  Serum (SST or plain tube)

  Serum (SST or plain tube)

• Specimen Container Paediatric:

  Serum (SST or plain tube)

  Serum (SST or plain tube)

• Minimum Volume Adult:

  1 mL blood

  1 mL blood

• Minimum Volume Paediatric:

  0.5 mL blood

  0.5 mL blood

• Special Requirement:

  Patient should be fasted.

  Patient should be fasted.

• Sample Stability:

  Unseparated sample: 4 days

  Separated sample:

  - 7 days at 15-25C

  - 7 days at 4ºC

  - 2 months at -20C

  Unseparated sample: 4 days

  Separated sample:

  - 7 days at 15-25C

  - 7 days at 4ºC

  - 2 months at -20C

• Reference Ranges:

  Male:

  Up to 14 days:                    83 – 248 IU/L

  Up to 1 year:                      122 – 469 IU/L

  Up to 10 years:                  142 – 335 IU/L

  Up to 13 years:                  129 – 417 IU...

  Male:

  Up to 14 days:                    83 – 248 IU/L

  Up to 1 year:                      122 – 469 IU/L

  Up to 10 years:                  142 – 335 IU/L

  Up to 13 years:                  129 – 417 IU/L

  Up to 15 years:                 116 – 468 IU/L

  Up to 17 years:                   82 – 331 IU/L

  Up to 18 years:                    40 – 250 IU/L

  18 years and over:             30 – 130 IU/L

   

  Female:

  Up to 14 days:                    83 – 248 IU/L

  Up to 1 year:                      122 – 469 IU/L

  Up to 10 years:                  142 – 335 IU/L

  Up to 13 years:                  129 – 417 IU/L

  Up to 15 years:                   57 – 254 IU/L

  Up to 17 years:                   50 – 117 IU/L

  17 years and over:             30 – 130 IU/L

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• Factors Affecting Result:

  Do not used EDTA or fluoride oxalate tubes

  Do not used EDTA or fluoride oxalate tubes

• Other Info:

  Lithium heparin plasma sample also acceptable

  Lithium heparin plasma sample also acceptable

• Routine Contact Name:

  Duty biochemist

• Routine Telephone:

  Freeman: 0191 244 8889
  RVI: 0191 282 9719

  Freeman: 0191 244 8889
  RVI: 0191 282 9719

• Routine Email:

  nuth.dutybiochemist@nhs.net