CSF Rhinorrhoea Testing
Last updated: Thursday, 31, January, 2008
Transferrin isoforms - IEF with IFE ...
| Reference Interval|
The transferrin isoform pattern in normal nasal fluid is similar to that of plasma.
Demonstration of CSF in nasal fluid.
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.
Ryall RG et al. J Neurosurg 1992; 77: 737-739. Zaret DL et al. CLin Chem 1992; 38: 1908-1912.