Test directory: Testicular Function Profile I

Ordering Code 8374
Test Name Testicular Function Profile I
Preferred Specimen Serum
Preferred Container SST (Gold)
Other Specimen/Container Red (Plain)
Optimum Volume 1.5 mL
Collection Instructions This test may exhibit interference when sample is collected from a person who is consuming a supplement with a high dose of biotin (also termed as vitamin B7 or B8, vitamin H, or coenzyme R). It is recommended to ask all patients who may be indicated for this test about biotin supplementation. Patients should be cautioned to stop biotin consumption at least 72 hours prior to the collection of a sample.
Handling Instructions If red-top tube is used, transfer separated serum to a plastic transport tube.
Transport Requirements Oahu: Frozen
Airline: Frozen
Specimen Stability Ambient: 3 Days
Refrigerated: 5 Days
Frozen: 14 Days
Avail. Stat NO
Analytic Time 3 Days
Methodology Electrochemiluminescence immunoassay (ECLIA)
Reference Lab  Rheumatology Diagnostics Lab

Reference range(s)

The reference ranges listed below are valid on this date of June 29, 2025.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
Testosterone, Serum ALL See report.
LH ALL See report.
FSH ALL See report.
Prolactin ALL See report.