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Luteinizing Hormone by ECL

Luteinizing Hormone by ECL

Alternate Test Name

Luteinizing Hormone Blood Level; Interstitial Cell Stimulating Hormone

Mnemonic

LAB3004
PLH

Category

Sendouts

Methodology

Electrochemiluminescence Immunoassay (ECLIA)

Test Performance Schedule

Daily

Result Availability

1 - 2 days

Specimen Required

Container

Red top (Serum) or Gold top (SST) tube

Volume

Pref. Vol.: 4.5 mL
Min. Vol.: 1.0 mL

Collection Instructions

• Routine venipuncture
• Immediately after collection, gently invert tube 5-10 times
• Allow SST tube to clot 30 minutes
•Centrifuge within 2 hours of collection
•Refrigerate

Transportation Instructions

Refrigerated

Stability

• Room Temperature: 12 hours
• Refrigerated (preferred): 72 hours
• Frozen: Aliquot plasma/serum for longer storage

CPT Codes

83002

Effective/Revised

11/19/2019

Clinical Significance

LH is useful in evaluating gonadal dysfunction and assessing ovulation and infertility. LH is often interpreted with other laboratory tests such as Follicle Stimulating Hormone (FSH).

 

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