BlumCase07-01 - • Overview of the Corticospinal Tract •...

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CASE 7.1 SUDDEN ONSET OF RIGHT ARM NUMBNESS PATIENT PRESENTATION An 81-year-old right-handed man came to the emergency room because of right arm numbness and mild language difficulties.
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KEY SYMPTOMS AND SIGNS Right arm numbness, extinction, agraphesthesia, and astereognosis with preserved primary sensory modalities Mild fluent aphasia Difficulty at times seeing fingers on his right side Right pronator drift CASE 7.1 Sudden Onset of Right Arm Numbness
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Somatosensory Pathways Cortical Sensory Loss Functions of the Dominant and Nondominant Hemispheres Localization of Lesions in the Visual Pathways
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Unformatted text preview: • Overview of the Corticospinal Tract • Vascular Territories of the Cerebral Hemispheres • Ischemic stroke mechanisms, diagnosis, and treatment CASE 7.1 Sudden Onset of Right Arm Numbness CASE 7.1 Infarct in Left Postcentral Gyrus CASE 7.1 Infarct in Left Postcentral Gyrus FINAL DIAGNOSIS Infarct in left postcentral gyrus arm region and adjacent parietal lobe OUTCOME Recovered fully after five days. Embolic work-up negative. Treated with aspirin to reduce risk of recurrent stroke. CASE 7.1 Sudden Onset of Right Arm Numbness...
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BlumCase07-01 - • Overview of the Corticospinal Tract •...

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