FTA Antibodies CSF
Test Mnemonic
FTACSF
CPT Codes
- 86780 - QTY (1)
Aliases
- Fluorescent Treponemal Ab, CSF
- Treponema Pallidum Total Abs, CSF
Performing Laboratory
ARUP
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Cerebrospinal fluid (CSF) | Clean container | Refrigerated |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.2 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | 2 days |
| Refrigerated | 5 days |
| Frozen | 1 year |
Days Performed
Sun - Sat
Turnaround Time
2 - 4 days
Methodology
| Name | Description |
|---|---|
| Indirect Immunofluorescence Assay (IFA) |
Reference Range
Clinical Info
The significance of a reactive FTA-ABS CSF test is unknown. The CSF from persons treated in the secondary or latent stages of syphilis and without signs of neurosyphilis may be reactive. A nonreactive result in the FTA-ABS CSF test suggests the absence of neurosyphilis.