T4 TOTAL SERUM / PLASMA
General Information
HLAB/HOL Code: T4
UPHSM LIS Test #: 288
Schedule: Daily
Testing Time: 1 day
Testing Lab: UP Health System-Marquette
UPHSM LIS Test #: 288
Schedule: Daily
Testing Time: 1 day
Testing Lab: UP Health System-Marquette
Specimen Info
Only 1 specimen type required, unless otherwise specified
Volume: 0.5 ml serum
Temperature: Refrigerate
Tube Type: 1 SST Tube
Collection Info:
Centrifuge an refrigerate specimen after collection. EDTA or Heparinized Plasma are also acceptable.
Temperature: Refrigerate
Tube Type: 1 SST Tube
Collection Info:
Centrifuge an refrigerate specimen after collection. EDTA or Heparinized Plasma are also acceptable.
Methods
Immunoassay
CPT Codes
84436
* The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding
is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
Reference Range
4.3 - 11.0 mcg/dL