Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  

TESTOSTERONE, TOTAL

ORDERING INFORMATION:
Geisinger Epic Procedure Code: LAB3139         Geisinger Epic ID: 37177

SPECIMEN COLLECTION
Specimen type:
Serum or plasma
Preferred collection container:
Specimen required:
2 mL of serum or plasma; minimum 0.5 mL
Special notes:
Due to circadian variations of testosterone particularly in young males, an early morning specimen is preferred for men.

SPECIMEN PROCESSING
Specimen processing instructions:
Allow serum to clot. Centrifuge to separate serum or plasma. 
Transport temperature:
Refrigerated (preferred) or frozen.
Specimen stability:
Refrigerated: 7 days. Frozen: 6 months.
Rejection criteria:
Stability limits exceeded.

TEST DETAILS
Reference interval:
Males:
18-49 yrs 249-836 ng/dL
>49 years 193-740 ng/dL

Females:
>18 years 2.9-48 ng/dL
CPT code(s):
84403
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Testosterone Total.
Methodology:
Electrochemiluminescence
Synonyms:
TESTOS
Doctoral Director(s:)
Hoi-Ying Elsie Yu, PhD, DABCC
Sheng-Ying (Margaret) Lo, PhD, DABCC    
Review Date: 12/24/2020

Performing Locations

Geisinger Medical Center

Performing laboratory: Automated Chemistry
Technical Lead: Mariana Moyer, Jared Shepherd
Frequency: Daily
Performed stat? No
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