IIH

Question 1

What are the risk factors for IIH?

Answer 1

• Obesity
• Female sex
• Pregnancy
• Medications

Question 2

Which medications increase the risk of developing IIH?

Answer 2

• COCP
• Steroids
• Tetracyclines
• Vitamin A
• Lithium

Question 3

What are the clinical features of IIH?

Answer 3

• Headache
• Blurred vision
• Papilloedema
• Enlarged blind spot
• 6th nerve palsy

Question 4

What are the management options for IIH?

Answer 4

• Weight loss
• Diuretics (acetazolamide)
• Topiramate (added benefit of weight loss)
• Repeated LP (try and reduce ICP)
• Surgery:
  (i) optic nerve sheath decompression and fenestration
  (ii) LP or VP shunt