CSF Rhinorrhoea

Cerebrospinal Fluid (CSF) Rhinorrhea


Cerebrospinal fluid (CSF) rhinorrhea is the leakage of CSF from the subarachnoid space into the nasal cavitydue to a defect in the dura, bone and mucosa. Trauma is most common cause of csf rhinorrhoea. Investigations done to diagnose this condition are CSF beta-2 transferrin and CT cisternography. Most commonly endoscopic sinus surgery done for treatment. Another option is extracranial approach for a larger defect.

What is csf?

It is fluid present in brain and meninges.

What is CSF rhinorrhoea?

Cerebrospinal fluid (CSF) rhinorrhoea is the leakage of CSF from the subarachnoid space into the nasal cavitydue to a defect in the dura, bone and mucosa.

What causes it?

Trauma is the most common cause. Spontaneous, iatrogenic leaks are also encountered.

What are tests done?

Beta 2 transferrin CT cisternoraphy

What is treatment?

Endoscopic repair of csf defect, sometimes extracranial approach is used for larger defects.