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MKSAP Neurology Review

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Approach-<br />

Focal neurological deficit?<br />

• Yes: The brain is likely at fault<br />

– Head CT WITHOUT CONTRAST-STAT<br />

– LP if head CT is negative<br />

– EEG if LP is negative<br />

• No: The brain is secondarily affected<br />

– This is a TOXIC-METABOLIC process<br />

– Medication/drug abuse history<br />

– CBC, CMP, TSH, B12, Folate<br />

– RPR, HIV with high index of suspicion

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