Evolution of the Criteria to Diagnose Idiopathic Intracranial Hypertension: An Algorithm.
BACKGROUND Idiopathic intracranial hypertension (IIH) is a condition characterized by elevated intracranial pressure that can cause a variety of symptoms, including transient visual obscurations, pulsatile tinnitus, and progressive visual loss. Lumbar punctures (LPs) have traditionally been considered necessary for dia...