|Description||Circulating thyroid hormone|
|Indication||Investigation of thyroid function and monitoring of treatment.
|Additional Info||N.B Both serum and heparin plasma samples are acceptable.THYROID FUNCTION TESTS ARE STABLE FOR UP TO 72 HOURS.|
|Interpretation||fT4 and TSH are the first line screening tests in the investigation of thyroid dysfunction. The results should be interpreted together.|
|Tube||Serum or Heparin|
|Min. Vol||1 mL|
|Ref. Range (Male)||10 - 20|
|Ref. Range (Female)||10 - 20|
|Ref. Range (Paed)|| |
|Ref. Range Notes||
|IP Acute TAT||1.5 hours|
|IP Routine TAT||3 hours|
|GP Acute TAT||- Contact Laboratory|
|GP Routine TAT||24 hours|
|Turnround Comment||Minimum re-test interval = 28 days|
Originally edited by : JHB. Review due on 04/12/2015 16:13:42. Published By dan carless on 04/12/2014 16:13:42.