Tends to occur in young, obese women
Headache
Tend to be worse at night or first thing in the morning
Frequently starts as dull occipital pain, may become diffuse and throbbing
Typically worse with maneuvers to increase ICP
Nausea and Vomiting
Vision blurring
Papilledema
can be visualized with ultrasound
Irregular menses or amenorrhea
Neuro exam often normal
May have cranial nerve palsies if severe, most often abducens nerve palsy
Tend to be worse at night or first thing in the morning
Frequently starts as dull occipital pain, may become diffuse and throbbing
Typically worse with maneuvers to increase ICP
can be visualized with ultrasound
May have cranial nerve palsies if severe, most often abducens nerve palsy
Idiopathic intracranial hypertension
Migraine headache
Subarachnoid hemorrhage
Tension headache
Post-lumbar puncture headache
Cluster headache
Subdural hemorrhage
Meningitis/encephalitis