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Neuro - Idiopathic Intracranial Hypertension Exam With 100% Correct Solutions
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Neuro - Idiopathic Intracranial Hypertension Exam With 100% Correct Solutions...
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Neuro - Idiopathic Intracranial Hypertension ExamWith 100% Correct Solutions
What are the Characteristic Clinical Features of IIH? - Headache
Papilloedema
Visual Loss
Although the Exact Aetiology of IIH Remains Unknown, What Patient Demographic are
Affected Most Often? - Overweight women of childbearing potential
Which Ethnicities are at Greater Risk of IIH? - There is no major difference between
ethnic groups
What is the Annual Incidence of IIH, and what is the Annual Incidence in the 'At Risk'
Population? -Answer 1-2/100,000 normally, but as high as 21/100,000 in fat women in
their 30s
What is Important to Note About Males with IIH? -Answer Incidence is much lower, but
the risk of visual loss is increased
What About Weight Puts you at Greater Risk for IIH? - Answer Increased weight =
increased risk
BUT risk increased further when there is a recent history of weight gain
Which Medications May Be Associated with IIH? - Answer - Growth hormone
- Tetracyclines
- Retinoids
, Excessive Intake of What Vitamin Can Result in IIH? - Answer Vitamin A
What Systemic Illnesses Can Predispose to IIH? - Answer Sleep Apnoea
Hypercoagulable Disorders
PCOS
SLE
Behcet's
Endocrinopathies
Detail Theories for the mechanism underlying IIH? - Answer Intracranial Venous
Hypertension
Raised Intra-Abdominal Pressure from Central Obesity
Altered Na and H20 Retention
Impaired CSF Reabsorption
Why would excess vitamins cause IIH? - Answer Excess vitamin A can impair CSF
resorption, leading to increased pressure
What are the Symptoms of IIH? - Answer - HA
- Transient Visual Loss
- Photopsia
- Tinnitus
- Diplopia
- Visual Loss
- Neck, Back, Retrobulbar Pain
Describe an IIH Headache- worse on lying down
Worse on bending
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