Geisinger Medical Laboratories Test Catalog
IRON, LIVER |
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Geisinger Epic Procedure Code: LAB2555
Geisinger Epic ID: 17695
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SPECIMEN COLLECTION |
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Specimen type: |
Needle or wedge biopsy of liver | |
Preferred collection container: |
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Alternate Collection Container: |
Paraffin-embedded block
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Specimen required: |
A minimum of 2 mg of liver tissue is required for analysis. This is typically a piece of tissue from a 14-gauge needle biopsy at least 0.5 cm long. If an 18-gauge needle is used, the tissue must be at least 1 cm in length. The 18-gauge needle produces a specimen that is thin and fragile and difficult to remove from paraffin | |
Special notes: |
Must be collected in a metal-free container. Patient's age is required on request form to calculate iron index. | |
SPECIMEN PROCESSING |
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Transport temperature: |
Refrigerated. Room temperature if block is sent. | |
Specimen stability: |
Room Temperature: Not established. Refrigerated: Not established. Frozen: Not established. | |
Rejection criteria: |
Insufficient quantity. | |
TEST DETAILS |
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Interpretation guide: |
Iron index results between 1.0-1.9 suggest mild iron accumulation (alcoholic liver disease or heterozygous hemochromatosis). Results greater than 1.9 indicate hemochromatosis (transfusion-related iron overload or homozygous hemochromatosis). | |
CPT code(s): |
83540 | |
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: |
Iron index. | |
Methodology: |
Inductively Coupled Plasma-Mass Spectrometry |
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Synonyms: |
Quest test code 8828, IRONLT
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