Test Code TESTO Testosterone, Total

Performing Laboratory

Memorial Hospital Laboratory- Automated Procedures	304-388-5953
Teays Valley Hospital Laboratory	304-757-1770

Specimen Requirements

Plasma- Mint Green, Dark Green Lithium Heparin or Serum-SST gold top, red top

Allow SST or red top to completely clot

Spin and physically separate plasma/serum from contact with cells as soon as possible

4 mL of plasma/serum (minimum 2 mL)

Specimen Rejection

Improperly labeled, collected, stored, and transported
Quantity not sufficient

Storage and Stability

Room temperature 15-30^oC	8 hrs
Refrigerated 2-8^oC	48 hrs
Frozen <-20^oC	Not specified

Reference Values

Gender	Age	Reference Range ng/dL
Male	0 minutes-5 months	75 - 400
Male	5 months-9 yrs	7 - 20
Male	9 yrs- 11 yrs	7 - 130
Male	11 yrs-13 yrs	7 - 800
Male	13 yrs-14 yrs	7 - 1200
Male	14 yrs- 16 yrs	100 - 1200
Male	16 yrs-18 yrs	300 - 1200
Male	18 yrs - 19 yrs	240 - 950
Male	19 yrs - 150 yrs	168 - 758
Female	0 minutes- 5 months	20 - 80
Female	5 months - 9 yrs	7 - 20
Female	9yrs - 11 yrs	7 - 44
Female	11 yrs -16 yrs	7 - 75
Female	16 yrs -18 yrs	20 - 75
Female	18 yrs - 19 yrs	8 - 60
Female	19 yrs - 150 yrs	9 - 90

Methodology

Chemiluminescent immunoenzymatic competitive assay

Days Test Set Up and Turnaround

Monday through Friday, Continuously

AM Collection	Expected by 9AM same day
Routine	Expected within 24 hrs
Stat	Expected within 1 hr
Timed	Expected results are test dependant

CPT Coding

84403