Meghan Shared "Neuro" - 14 Picmonics

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Neuro

Posterior Column (Dorsal Column)
Ascending Pathway (Sensory)
Sensations
Proprioception
Deep Touch
Pressure
Vibration Sensation
Anatomy
Dorsal Root
Fasciculus Cuneatus
Arms
Fasciculus Gracilis
Lower Limbs
Lesions
Vitamin B12 Deficiency
Tabes Dorsalis
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2 mins
Spinothalamic Tracts
Ascending Pathway (Sensory)
Lateral
Temperature
Pain
Anterior
Crude Touch
Pressure
Decussates at Anterior White Commisure
Lesion
Contralateral Anesthesia
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2 mins
Increased Intracranial Pressure (ICP) Interventions
Interventions
Elevate Head Of Bed
Foley Catheter
Mannitol (Osmitrol)
High Dose Barbiturates
Passive Hyperventilation
Dexamethasone (Neoplasm or Infection)
Considerations
Neuro Assessment
Maintain Normal Temperature
Avoid Activities That Increase ICP
Intracranial Monitoring System
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2 mins
Visual Field Defects - Left Lower Quadrantic Anopia
Visual Field Abnormality
Left Lower Quadrantic Anopia
Pie on the Floor
Location of Lesion
Dorsal Optic Radiation
Parietal Lobe
Causes
Middle Cerebral Artery (MCA) Infarct
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1 min
Visual Field Defects - Homonymous Hemianopia
Visual Field Abnormality
Homonymous Hemianopia
Vision Loss - Both Eyes Same Side
Location of Lesion
Optic Tract
Parietal Lobe
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1 min
Visual Field Defects - Left Upper Quadrantic Anopia
Visual Field Abnormality
Left Upper Quadrantic Anopia
Pie in the Sky
Location of Lesion
Meyer's Loop
Right Temporal Lobe
Cause
Middle Cerebral Artery (MCA) Infarct
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1 min
Visual Field Defects - Right Anopia
Visual Field Abnormality
Right Anopia
Complete Vision Loss in 1 Eye
Location of Lesion
Right Optic Nerve
Causes
Retinoblastoma
Gliomas
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41 secs
Visual Field Defects - Bitemporal Hemianopia
Visual Field Abnormality
Bitemporal Hemianopia
Both Eyes Outside Vision Loss
Tunnel Vision
Location of Lesion
Optic Chiasm
Causes
Suprasellar Compression
Pituitary Adenoma
Craniopharyngioma
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1 min
Visual Field Defects - Left Hemianopia with Macular Sparing
Visual Field Abnormality
Left Hemianopia with Macular Sparing
Vision Loss - Same Side in Both Eyes
Center Spared
Location of Lesion
Occipital Lobe
Causes
Posterior Cerebral Artery (PCA) Infarct
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1 min
Visual Field Defects - Anatomy Overview
Optic Nerve
Vision Loss in One Eye
Optic Chiasm
Bitemporal Hemianopia - Both Eyes Outside Vision Loss
Optic Tract
Homonymous Hemianopia - Both Eyes Same Side
Dorsal Optic Radiation
Lower Quadrantic Vision Loss
Meyer's Loop
Upper Quadrantic Vision Loss
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2 mins
Ependymoma
Occur in Children
Fourth Ventricle
Hydrocephalus
Perivascular Pseudorosettes
Rod Shaped Blepharoplasts
Cauda Equina in Adults
Poor Prognosis
Neurofibromatosis Type II
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2 mins
Oligodendroglioma
Slow growing tumor
Frontal lobe
Chicken Wire Pattern
Fried egg appearance
Calcifications
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31 secs
Middle Cerebral Artery
Contralateral paralysis upper limb and face
Contralateral loss of sensation of upper limb and face
Affects Wernicke's area and Broca's area
Aphasia if Lesion in Dominant (Left) Hemisphere
Hemineglect if lesion in nondominant (right) hemisphere
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1 min
Anterior Cerebral Artery
Contralateral paralysis of lower limb
Contralateral loss of sensation in lower limb
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1 min

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