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HelpTest Code LABFISON Isoniazid (INH)
Additional Codes
Test Name in EPIC |
EPIC Test Code | Mnemonic | Mayo Test ID |
| LABFISON | LABFISON | FISON | FISON |
Specimen Required
Specimen Type: Serum
Container/Tube: Red-top
Specimen Volume: 2 mL
Collection Instructions: Draw blood in a plain red-top tube(s), serum gel tube is not acceptable. Spin down and send 2 mL of serum refrigerated in a plastic vial.
Method Name
High-Performance Liquid chromatography with Ultraviolet Detection (HPLC-UV)
Reporting Name
Isoniazid (INH), SSpecimen Type
Serum RedSpecimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum Red | Refrigerated (preferred) | 14 days | |
| Frozen | 180 days | ||
| Ambient | 72 hours |
Reject Due To
| Hemolysis | NA |
| Lipemia | NA |
| Icterus | NA |
| Other | NA |
Reference Values
Units: ug/mL
The effective concentration range of isoniazid is dependent upon the minimum inhibitory concentration of the pathogen being treated.
Toxic range: greater than 20 ug/mL
Day(s) Performed
Monday through Saturday
Report Available
5 to 9 daysSpecimen Retention Time
2 weeksPerforming Laboratory
Medtox Laboratories, Inc.Test Classification
This test was developed and its performance characteristics determined by LabCorp. It has not been cleared or approved by the Food and Drug Administration.CPT Code Information
80299
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FISON | Isoniazid (INH), S | 3697-0 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| Z1207 | Isoniazid (INH), S | 3697-0 |