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11 Cards in this Set
- Front
- Back
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What are different presentations of headaches?
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- Migraines
- Sinusitis - Meningitis - Brain tumor - Chiari malformation |
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What is the defect in Arnold Chiari malformation?
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Displacement of the cerebellar tonsils below the level of the foramen magnum
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What are some findings and symptoms of Arnold Chiari malformation?
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- increased intracranial pressure
- headaches - nuchal rigidity |
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How many types of Arnold Chiari malformation are there?
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4
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The brain never develops properly in which ACM type?
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Type 4
obvious at birth and prenatal ultrasound |
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The brainstem comes out through an abnormal opening in the back of the skull in which ACM type?
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Type 3
obvious at birth and prenatal ultrasound |
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A large amount of brain tissue protrudes into the spinal canal in which ACM type?
What is it accompanied by? |
Type 2
spina bifidia, myelomeningocele |
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Which ACM type is the mildest, most common and sometimes has no symptoms?
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Type 1
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Type 1 ACM is indicated by caudal displacement of cerebellar tonsils at least ______ into ___________.
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3mm, upper cervical canal
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What are the signs/symptoms of Type 1 ACM?
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- severe posterior headaches
- onset is due to sudden straining, coughing, sneezing - neck pain - poor hand coordination - dizziness - slurred speech - blurred/double vision |
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Describe the typical clinical presentation of a patient with Arnold Chiari Malformation.
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- increased intracranial pressure, headaches, nuchal rigidity
- Syringomyelia - destruction of anterior white commissures; bilateral loss of pain and temperature Other Signs: i. Severe posterior headaches ii. Neck pain iii. Poor hand coordination iv. Dizziness v. Slurred Speech vi. Blurred/double vision |
