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34 Cards in this Set
- Front
- Back
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What are the clinical signs of:
Midbrain dysfunction [5] |
Third-nerve palsy Unilateral or Bilateral pupil dilation Ataxia Flexor (decorticate) posturing Impaired Consciousness |
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What are the clinical signs of:
Pontine Dysfunction [13] |
- Bilateral Babinski's sign - Generalized weakness - perioral numbness - salt & pepper facial tingling - bilateral upper/lower visual loss or bluring - irregular respirations - ocular bobbing - shivering - palatal myoclonus - Abducens Palsy or Horizontal gaze palsy - bilateral small but reactive pupils - Extensor (decerebrate) posturing - Impaired consciousness |
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What are the clinical signs of:
Medullary Dysfunction [9] |
- Vertigo - Ataxia - Nystagmus - Nausea - Vomiting - Respiratory Arrest - Autonomic - Instability - Hiccups |
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What vascular supply is involved with:
Medial Medullary Syndrome |
Vertebral & Spinal paramedial branches |
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What vascular supply is involved with:
Wallenberg's Syndrome |
Vertebral a. |
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What vascular supply is involved with:
Infarct of the Medial Pontine Basis |
Basilar Paramedian Branches |
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What vascular supply is involved with:
Lateral Caudal Pons |
Anterior Inferior Cerebellar artery |
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What vascular supply is involved with:
Webber's Syndrome |
Posterior Cerebellar branches
Top of Basilar |
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What vascular supply is involved with:
Claude's Syndrome |
Posterior Cerebellar Branches
Top of Basilar |
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What neural structures are impaired with:
Medial Medullary Syndrome |
Pyramidal tract
Medial Lemniscus
Hypoglossal Nucleus/Fascicles |
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What neural structures are impaired with:
Wallenberg's Syndrome |
Inferior Cerebellar Peduncle Vestibular Nuclei Trigeminal Nucleus/Tract Spinothalamic Tract Descending Sympathetic Fibers Nucleus Ambiguus Nucleus Solitarius |
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What neural structures are impaired with:
Infarct of Medial Pontine Basis |
Corticospinal/Corticobulbar tracts Facial Colliculus Abducens Nucleus Fascicles of Facial Nerve Medial Lemniscus Medial Longitudinal Fasciculus |
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What neural structures are impaired with:
Lateral Caudal Pons |
Middle Cerebellar Peduncle Vestibular Nuclei Trigeminal Nucleus/Tract Spinothalamic Tract Descending Sympathetic Fibers |
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What neural structures are impaired with:
Webber's Syndrome |
Oculomotor Nerve Fascicles Cerebral Peduncle |
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What neural structures are impaired with:
Claude's Syndrome |
Oculomotor Nerve Fascicles
Red Nucleus
Superior Cerebellar Peduncle Fibers |
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Contralateral arm/leg weakness
is caused by dysfunction at what neural structure |
Pyramidal Tract |
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Contralateral decreased position/vibration sense
is caused by dysfunction at what neural structure |
Medial Lemniscus |
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Ipsilateral tongue weakness
is caused by dysfunction at what neural structure |
Hypoglossal Nucleus/Fascicles |
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Ipsilateral Ataxia, Vertigo, Nystagma, & Nausea
is caused by dysfunction at what neural structure |
Inferior Cerebellar Peduncle & Vestibular Nuclei |
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Ipsilateral decreased facial pain/temperature sense
is caused by dysfunction at what neural structure |
Trigeminal Nucleus/Tract |
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Contralateral decreased body pain/temperature sense
is caused by dysfunction at what neural structure |
Spinothalamic tract |
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Ipsilateral Horner's Syndrome
is caused by dysfunction at what neural structure |
Descending Sympathetic Fibers |
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Hoarseness & Dysphagia
is caused by dysfunction at what neural structure |
Nucleus Ambiguus |
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Ipsilateral decreased taste
is caused by dysfunction at what neural structure |
Nucleus Solitarius |
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Contralateral face, arm & leg weakness + Dysarthria
is caused by dysfunction at what neural structure |
Corticospinal/Corticobulbar tracts |
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Ipsilateral facial weakness & Ipsilateral horizontal gaze palsy
is caused by dysfunction at what neural structure |
Facial Colliculus |
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Ipsilateral horizontal gaze palsy
is caused by dysfunction at what neural structure |
Abducens Nucleus |
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Ipsilateral facial weakness
is caused by dysfunction at what neural structure |
Fascicles of Facial nerve |
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Contralateral descreased position / vibration sense
is caused by dysfunction at what neural structure |
Medial Lemniscus |
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Internuclear Opthalmoplegia
is caused by dysfunction at what neural structure |
Medial Longitudinal Fasciculus |
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Ipsilateral ataxia
is caused by dysfunction at what neural structure |
Middle Cerebellar Peduncle |
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Vertigo & Nystagmus
is caused by dysfunction at what neural structure |
Vestibular Nuclei |
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Ipsilateral third-nerve palsy
is caused by dysfunction at what neural structure |
Oculomotor nerve fascicles |
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Contralateral Ataxia
is caused by dysfunction at what neural structure |
Red Nucleus
Superior Cerebellar Peduncle Fibers |
