LUTEINIZING HORMONE

Test Code

LH (OE & LAB)

CPT Codes
83002

Preferred Specimen

1 Gold tube (SST)

Patient Preparation
None

Minimum Volume

0.5 mL (1 mL optimal)

Other Acceptable Specimens

1 Green tube (Lithium Heparin)

Instructions

Centrifuge for complete separation of serum or plasma from red cells WITHIN 2 HOURS of collection.

Transport Container

Transfer/aliquot tube

Transport Temperature

Refrigerate

Specimen Stability

2-8°C up to 7 days
15-30°C up to 48 hours
Frozen samples are stable 6 months

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolyzed

Methodology
Chemiluminescence Immunoassay (CIA)

Setup Schedule

M, T, W, Th, F, Sa, Sun

As received; STAT testing not available

Report Available

Same day received

Reference Range

Male: 1.24 - 8.62 mIU/mL
Female in:

Mid-Follicular Phase 3.85 - 8.78 mIU/mL
Mid-Cycle Peak 19.18 - 103.03 mIU/mL
Mid-Luteal Phase 1.20 - 12.86 mIU/mL
Post-menopausal 10.87 - 58.64 mIU/mL

Clinical Significance

This test is useful in the differential diagnosis of pituitary and gonadal insufficiency and in children with precocious puberty.

Performing Laboratory
Alverno Central Lab

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.