Test Directory
4268 Sex Hormone Binding Globulin (SHBG)
Specimen Type
Specimen Stability
Reference Range
Serum-SST
7 days 2-8°C
See report
Specimen Requirements
Preferred amount: 1.0 mL Serum
Minimum amount: 0.5 mL Serum
Minimum amount: 0.5 mL Serum
Method
Immunochemiluminometric
Schedule
Mon-Fri
Turn-Around Time
24hrs
Instructions/Notes
Centrifuge required?: Yes
Clinical Utility
Testosterone, dihydrotestosterone and estrogens circulate in serum bound to Sex Hormone Binding Globulin (SHBG). SHBG concentrations are increased in pregnancy, hyperthyroidism, cirrhosis, oral estrogen administration and by certain drugs. Concentrations are decreased by testosterone, hypothyroidism, Cushings syndrome, acromegaly and obesity.
CPT Codes
84270
