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Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog
CHORIONIC GONADOTROPINS, BETA-SUBUNIT (QUANTITATIVE),CSF |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB1202 Geisinger Epic ID: 52733 | |
SPECIMEN COLLECTION |
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Specimen type: |
CSF | |
Preferred collection container: |
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Specimen required: |
1 mL CSF; minimum 0.75 mL. | |
Patient preparation: |
For 12 hours before specimen collection, do not take multivitamins or dietary supplements containing biotin (vitamin B7), which is commonly found in hair, skin, and nail supplements and multivitamins. | |
| SPECIMEN PROCESSING |
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Transport temperature: |
Refrigerated (cold packs). | |
Specimen stability: |
Room temperature: 14 days. Refrigerated: 28 days. Frozen: 14 days. | |
Rejection criteria: |
Hemolysis. | |
TEST DETAILS |
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CPT code(s): |
86316 | |
| 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. | ||
Methodology: |
Electrochemiluminescence Immunoassay |
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Synonyms: |
Quest test code 69484, Chorionic Go, Beta hCG CSF, Chorionic Gonadotropin
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Clinical significance: |
Test is used to facilitate the diagnosis of brain metastases of testicular cancer or extragonadal intracerebral germ cell tumors. | |