A pragmatic randomised controlled trial of treatments for Idiopathic Intracranial Hypertension

INTERVENTION: 1. Acetazolamide 2. Weight reduction 3. Optic nerve sheath fenestration 4. Ventriculo‐peritoneal or lumbo‐peritoneal shunts CONDITION: Idiopathic Intracranial Hypertension ; Circulatory System PRIMARY OUTCOME: Not provided at time of registration SECONDARY OUTCOME: Not provided at time of registration INCLUSION CRITERIA: 1. Diagnosis of Idiopathic Intracranial Hypertension (including that caused by medication such as tetracyclines) 2. Willing to give written informed consent 3. Able to complete trial documentation 4. Randomising clinician is uncertain about the treatment the patient should receive