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HelpTest Code Billings Clinic: 8183 Mayo: FISON Isoniazid (INH)
Reporting Name
Isoniazid (INH), SPerforming Laboratory
Medtox Laboratories, Inc.Method Name
High-Performance Liquid chromatography with Ultraviolet Detection (HPLC-UV)
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.
Specimen 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 daysTest 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 |