Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  

LH

ORDERING INFORMATION:
Geisinger Epic Procedure Code: LAB2608         Geisinger Epic ID: 6710

SPECIMEN COLLECTION
Specimen type:
Plasma or serum.
Preferred collection container:
Specimen required:
2 mL of serum or plasma; minimum 0.5 mL.

SPECIMEN PROCESSING
Specimen processing instructions:
Allow serum to clot. Centrifuge to separate serum or plasma. 
Transport temperature:
Refrigerated (preferred) or frozen.
Specimen stability:
Refrigerated: 14 days. Frozen: 6 months.
Rejection criteria:
Stability limits exceeded.

TEST DETAILS
Reference interval:
FEMALES
Follicular phase: 2.4-12.6 mIU/mL
Ovulation phase: 14.0-95.6 mIU/mL
Luteal phase: 1.0-11.4 mIU/mL
Postmenopausal: 7.7-58.5 mIU/mL
MALES: 1.7-8.6 mIU/mL

Additional information:
It is well known that heterophilic antibodies in human serum can react with reagent immunoglobulins, interfering with in vitro immunoassays. Patients routinely exposed to animals or to animal serum products can be prone to this interference and anomalous high values can be observed. Additional information may be required for diagnosis.
CPT code(s):
83002
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Luteinizing hormone.
Methodology:
Chemiluminescence Immunoassay
Synonyms:
LU, Lutropin
LH, Luteinizing hormone
Clinical significance:
The determination of LH in conjunction with FSH is utilized for the following indications: congenital diseases with chromosome aberrations (e.g., Turner's syndrome), polycystic ovaries (PCO), clarifying the causes of amenorrhea, menopausal syndrome and suspected Leydig cell insufficiency.
Doctoral Director(s:)
Hoi-Ying Elsie Yu, PhD, DABCC
Sheng-Ying (Margaret) Lo, PhD, DABCC    
Review Date: 12/24/2020

Performing Locations

Geisinger Medical Center

Performing laboratory: Automated Chemistry
Technical Lead: Mariana Moyer, Jared Shepherd
Frequency: Daily, Monday-Sunday
Performed stat? No
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