CSF<unk>  may be spontaneous, traumatic, or congenital. Traumatic CSF<unk>  is the most common type of CSF<unk> . It may be due to severe head injury, or from complications from neurosurgery. Spontaneous CSF<unk>  is the most common acquired defect in the skull base bones (anterior cranial fossa) causing spontaneous nasal liquorrhea. Defects are often localized in the sphenoid bone and the ethmoid bone. * sphenoid sinus (43%). * ethmoid bone (29%). * cribriform plate (29%). Congenital CSF<unk>  is the least common type of CSF<unk> . It may be caused by problems in the embryological development of bones of the skull.
Cerebrospinal fluid rhinorrhoea
Rhinorrhea
Tympanites
Cerebritis
Intraocular hemorrhage
Cerebrospinal fluid leak
Optic neuritis
Ictal headache