serous meningitis n.
Acute meningitis with secondary external hydrocephalus.
In serous meningitis a certain amount of clear fluid may escape and the brain surface may be only slightly congested.
Increased flow of cerebro-spinal fluid indicates increased intracranial pressure, perhaps the result of serous meningitis.
In serous meningitis a large quantity of cerebro-spinal fluid may escape, and the dressings must be changed frequently.
In a few cases of serous meningitis this has proved successful in that it has relieved intracranial pressure.