Pregnenolone

Test ID:

703092

CPT code:

84140

Synonyms:

Pregnenolone (Two Specimens)

Clinical Use:

This test may involve significant risk and should be performed only by qualified personnel who are familiar with the test and who have taken adequate precautions to protect the safety of the patient. Every effort has been made to ensure accuracy in these recommendations, but clinicians must use their judgment and refer to specific pharmaceutical resources to determine appropriate drug dosages for their patients.

Specimen Type:

Serum (preferred) or plasma, frozen

Requested Volume:

2.5 mL

Minimum Volume:

1.1 mL (Note: This volume does not allow for repeat testing.)

Container Type:

Red-top tube, gel-barrier tube, lavender-top (EDTA) tube, or green-top (heparin) tube.

Collection:

Draw two samples: one baseline and one stimulated 60 minutes. If a tube other than a gel-barrier is used, transfer separated serum or plasma to a plastic transport tube. Note: Label each tube with patient’s name, collection time, and date. Submit specimens simultaneously on the same test request form. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.