Medical Necessity Documentation:
Client Notes:
Patient Preparation:
Specimen Requirements:
1.8 mL Serum from a Red Top Tube in a Plastic Vial
Collection Instructions:
Order must incluce patient age and gender.
Allow blood to clot (10-15 minutes) at room temperature. Centrifuge and separate the serum from the cells.
Minimum Volume:
0.9 mL Serum
Transport & Storage: Temperature/Stability:
1 week Ambient
1 week Refrigerated
2 years Frozen
Rejection Criteria:
Gross hemolysis • Gross lipemia • Serum Separator Tube (SST)
Reference Range:
Please refer to Interpretive Results
Critical Ranges:
Test Comments:
Comment for reports for male patients over age 60: Aging men with clinically significant hypogonadal symptoms and testosterone values repeatedly in the range of the 200-300 ng/dL or less, may benefit from testosterone treatment after adequate risk and benefits' counseling.
Methodology:
LC/MS & Equilibrium Dialysis
Clinical Significance:
Helpful in assessing testicular function in prepubescent hypogonadal males and in managing hirsutism, virilization in females.
Documentation:
Custom Panel:
No
PRODUCTION SCHEDULE
Turn Around Time:
6 to 10 days
Days Performed:
Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed:
Quest - Chantilly
PHL Test Code:
TESMS
EPIC Test Code:
LAB173
Send Out Test Code:
36170X / 15988
Alternate Test Names:
Testosterone F/T by MS; Testosterone F/T MS; Testosterone Mass Spect ; Testosterone, Free and Total, LC/MS/MS
Included Tests:
Total Testosterone; Free Testosterone (calculated)
CPT Coding:
84402, 84403