What are some common symptoms of idiopathic intracranial hypertension (pseudotumor cerebri) which are unusual in other primary headache disorders?

• transient visual obscurations
• pulsatile tinnitus
  
• diplopia (due to unilateral or bilateral sixth cranial nerve palsy from increased intracranial pressure)

Source

Lee, A and Wall, M. "Idiopathic intracranial hypertension (pseudotumor cerebri): Clinical features and diagnosis" Up to Date. 2009 Sept

Bradley: Neurology in Clinical Practice, 5th ed