Immunoassay (IA)
Cascade; RFLX*QST TSH (15102-1)
Serum
Quest Diagnostics San Juan Capistrano
LAB01618
Tuesday and Thursday
3-8 Days
4.5-8 mL Blood
Red Top (No Additive)
This assay should only be ordered on patients 1 year of age or older. Orders on patients younger than 1 year will have a TSH only performed.
Refrigerate-OK/Frozen-OK
Room Temp=4 Days; Refrigerated=7 Days; Frozen=28 Days
4 mL Serum
2.2 mL Serum
The Thyroid Cascading Reflex begins with a TSH. If the TSH result is abnormal, T4, Free will be performed. If the TSH is elevated and the T4, Free is either normal or low, TPO Antibodies will be performed. If the TSH is low and the T4, Free is either normal or low, T3, Free will be performed. Note: This assay should only be ordered on patients 1 year of age or older. Orders on patients younger than 1 year will have a TSH only performed
This assay should only be ordered on patients 1 year of age or older. Orders on patients younger than 1 year will have a TSH only performed.
84443; 84439; 86376; 84481
03-03-21
SL