Raised Intracranial Pressure - Idiopathic Intracranial Hypertension

Question 1

What is Idiopathic Intracranial Hypertension?

Answer 1

Pseudotumour Cerebri/Benign Intracranial Hypertension.

Question 2

Risk Factors of IIH (4).

Answer 2

1. Obesity.
2. Female Sex.
3. Pregnancy.
4. Drugs.

Question 3

Give 5 Drugs that can cause IIH.

Answer 3

1. COCP.
2. Steroids.
3. Tetracyclines.
4. Vitamin A.
5. Lithium.

Question 4

Clinical Features of IIH (3).

Answer 4

1. Headache (Bilateral, Non-Pulsatile & Other Features of Raised ICP).
2. Visual Disturbance (e.g. Transient Visual Darkening/Loss & Enlarged Blind Spot).
3. Morning Vomiting.

Question 5

Management of IIH (5).

Answer 5

1. Weight Loss.
2. Diuretics e.g. Acetazolamide.
3. Topiramate - ( + Weight Loss).
4. Repeated Lumbar Puncture.
5. Surgery : Optic Nerve Sheath Decompression and Fenestration & Lumboperitoneal or Ventriculoperitoneal Shunt).