TESTOSTERONE BIOAVAILABLE/SEX BINDING GLOBULIN

Mnemonic

TESTBIOS

Includes

TESTOSTERONE, SEX BINDING GLOBULIN, TESTOSTERONE BIOAVAILABLE

Specimen Collection Requirements

Collect

One 4 mL serum separator tube or green (lithium heparin).

Preferred Volume

2.0 mL

Minimum Volume

0.6 mL

Transport

Refrigerate 2-8°C

Rejection Criteria

EDTA plasma

Stability

After separation from cells: Refrigerated: 3 days; Frozen: 1 months-freeze only once.

Testing Information

Note

The concentrations of free and bioavailable testosterone are derived from mathematical expressions based on constants for the binding of testosterone to albumin and/or sex hormone binding globulin.

Performed

SUN-SAT

Method

Electrochemiluminescent Immunoassay

Referral Lab

SAMARITAN ALBANY GENERAL HOSPITAL

Reference Values

Reference Values

See Individual Tests

CPT Codes

84403, 84270

Last Updated: Thursday, January 5, 2017 03:42:31 AM