In this POCUS Cases 3 - Idiopathic Intracranial Hypertension & Ocular POCUS, Dr. Simard explains the limitations of CT head in the diagnosis of idiopathic intracranial hypertension, how to identify papilledema on ocular POCUS, how to measure Optic Nerve Sheath Diameter (ONSD) on POCUS and the limitations of ONSD on ocular POCUS.