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Pseudotumor Cerebri Lecture
"Pseudotumor Cerebri is a condition of raised pressure within the brain (intracranial pressure)when certain conditions such as tumors are not responsible"
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PTC Lecture in simple text formSlide 1: Idiopathic intracranial Hypertension - Pseudotumor Cerebri - Benign Intracranial Hypertension AskTheNeurologist.Com Author Anon Slide 2: Definition 1. Clinical features of raised intracranial pressure (ICP) 2. Absence of space-occupying lesion (SOL) on brain imaging 3. Exclusion of other causes AskTheNeurologist.Com Slide 3: Physiology of raised ICP AskTheNeurologist.Com Slide 4: Epidemiology General population = 1 / 100,000 / yr Women aged 15 44 = 3.5 / 100,000 / yr Women BMI >29 = 20 / 100,000 / yr AskTheNeurologist.Com Slide 5: Clinical features of Idiopathic Intracranial Hypertension Headache Vomiting Visual symptoms / signs Transient visual obscurations Diplopia (VIth Nerve palsy) false localising sign Enlarged blind-spot Papilledema on fundus examination Rest of neurological examination should be normal AskTheNeurologist.Com Slide 6: Identifying papilledema Papilledema Normal AskTheNeurologist.Com Slide 7: Conditions to Exclude SOL Hydrocephalus Venous Sinus Thrombosis Chronic Meningitis Infective Inflammatory / granulomatous Neoplastic (Carcinomatous / lymphomatous) Medical causes CO2 retention Malignant hypertension AskTheNeurologist.Com Slide 8: How do we make the diagnosis? Clinical features of raised ICP without apparent cause Normal brain imaging Normal imaging of venous system LP (serves 3 purposes): 1. Checks pressure establishes diagnosis 2. CSF analysis excludes infectious, inflammatory and neoplastic etiologies 3. Symptomatic improvement AskTheNeurologist.Com Slide 9: Associated Factors Female > Male Obesity Drugs Tetracyclines Vitamin A Iron Deficiency Anemia Endocrine abnormalities Hypothyroidism Hypoparathyroidism PCOS (probably independent of obesity, acne treatment) AskTheNeurologist.Com Slide 10: Treatment Treat risk factors Weight loss Correct endocrine abnormalities Stop offending medication Medical ( decrease CSF production) Carbonic anhydrase inhibitors Furosemide Surgical CSF diversion procedures Optic nerve sheath fenestration AskTheNeurologist.Com Slide 11: Benign Intracranial Hypertension? - No longer! May lead to irreversible visual loss Optic atrophy Normal AskTheNeurologist.Com Slide 12: Follow up Symptoms of raised ICP Neuro-opthalmological assessment - Visual Field Testing - Fundus Examination AskTheNeurologist.Com Slide 13: Thanks for your Attention! AskTheNeurologist.Com AskTheNeurologist.Com Related linksMr Clear Acne ReviewsHundreds of acne articles with natural home remedies, acne product reviews, and acne tips and tricks. Natural Acne Magazine and Reviews Fat Burning, Diet, and Weightloss Blog
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