A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
T4, Free
Test CodeFT4
Alias/See Also
Thyroxine(T4), Free
CPT Codes
84439
Preferred Specimen
3.5 mL Lithium Heparin (mint top tube)
Minimum Volume
1 mL S/P
Other Acceptable Specimens
Serum red top tube
Specimen Stability
Refrigerated: 2 days
Frozen: 1 months
Frozen: 1 months
Reference Range
Male/Female All Ages: 0.80-1.80 ng/dL
Performing Laboratory
Little Company of Mary Hospital
2800 W. 95th St.
Evergreen Park, IL 60805