Management of persistent cases of CSF rhinorrhea is:
CSF rhinorrhoea It refers to the drainage of cerebrospinal fluid through the nose. Measures of CSF components such as beta-2 transferrin has been shown to have a high positive predictive value. It has also been noted to be characterized by unilateral discharge. It is a sign of basal skull fracture. Management includes watchful waiting - leaks often stop spontaneously; if this does not occur then neurosurgical closure is necessary to prevent the spread of infection to the meninges.
Head low position on bed
Endoscopic repair
Straining activities
All of the above