BOF: 66
A 26 year old female presents with a
history of headaches of several weeks duration. The headaches are most severe
in the morning and are accompanied by a feeling of nausea. She had no
significant past medical history. She had been on the oral contraceptive pill
for the last four years.
On examination she was obese; her
blood pressure was 120/80. On examination of her eyes she was noted to have an
enlarged blind spot and she had bilateral papilloedema.
A non-contrast CT scan of her head did
not reveal any abnormalities.
In this patient which one of the
following investigations would you arrange in order to elucidate the diagnosis
and exclude any underlying conditions?
a)
Lumbar puncture
b)
MRI of the brain with MR venography
c)
Blood gas analysis
d)
Visual evoked potentials
e)
CT scan of the chest