Search our Test Catalog. Specify what to search (name, test code, titles, everywhere) and how to search (begins with, contains)

Unit Code 800095:
T4 (Thyroxine), Total Only, Serum

Print Friendly View
Print Page Email Page

Specimen Required

Draw blood in a plain, red-top or a serum gel tube(s).

Spin down and send 0.5 mL of serum refrigerated.

Transport Temperature

Refrig\Frozen OK\Ambient NO

Reject Due To

Specimens Other Than:                 Serum

Anticoagulants Other Than:           N/A

Hemolysis:                                          Gross hemolysis reject

Thawing:                                              Warm Reject; Cold Ok

Lipemia:                                               No

Day(s) and Time(s) Test Performed

Tuesday through Sunday

Key