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HelpTest Code LAB4029 TSH PREGNANCY
Specimen Type
Preferred Sample: Lithium Heparin Plasma (PST, Mint Green Top)
Alternative Sample: Serum (SST, Gold, Corvac, Tiger, Red Top) EDTA Plasma (Lavender Top)
Specimen Volume
0.5 mL
Minimum Volume
0.2 mL
Turnaround Time
STAT: 1 hour
Routine: 4 hours
Test Schedule
Daily
Sample Stability
Room Temp: 8 days
Refrigerated: 14 days
Frozen: 24 months
Method
Electrochemiluminesence
Reference Ranges
Abnormality - Abnormal >3.00 uIU/mL
Reference Range ≤3.00 uIU/mL
Synonyms
Thyroid stimulating hormone, TSHPRG
CPT Codes
84443