CSF Rhinorrhoea Testing
Last updated: Thursday, 31, January, 2008
| Item | Process |
|---|---|
| Specimen | Nasal fluid. |
| Method | Transferrin isoforms - IEF with IFE ... |
| Reference Interval | The transferrin isoform pattern in normal nasal fluid is similar to that of plasma. |
| Application | Demonstration of CSF in nasal fluid. |
| Interpretation | If the specimen contains CSF: transferrin - tau band (asialotransferrin) present. This indicates that the nasal fluid contains CSF, and that a dural tear must be present. |
| Reference | Ryall RG et al. J Neurosurg 1992; 77: 737-739. Zaret DL et al. CLin Chem 1992; 38: 1908-1912. |