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CM- Neuro -11- Parkinsons disease

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Question
Answer
Pt is loosing neurons in the substantia nigra what disease are they likely to suffer from   Parkinson's disease  
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What is a classic pathologic hallmark in parkinson's disease   lewy bodies  
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what are the classic s/sx of parkinson's disease   Rigidity, Imbalance/postural, resting tremor, bradykinesia  
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What race has highest incidence of parkinson's disease   Caucasian  
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Pt has pill rolling tremor what are they likely suffering from   Parkinson's disease  
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T/F parkinsons tremors still appear while pt is sleeping   F  
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What will be the clinical presentation of rigidity in parkinson's disease   increased muscle tone (cogwheel) and increased resistance to passive movement  
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Pt presents to your office with a stooped posture they don't move their arms while they walk and are taking small shuffling steps they seem to pause occasionally while walking what are they suffering from   parkinson's disease  
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What are some factors for dx of parkinsons disease   comprehensive hx and physical with asymmetric signs, resting tremors and good response to L-Dopa  
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T/F Parkinsons disease usually manifests with symmetric signs   F usually asymmetric signs  
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T/F parkinsons does not have resting tremors only action tremors   F Resting tremors  
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T/F the Cure for parkinsons disease is administration of L-Dopa   F it is only a tx there are no cures the disease will continue to progress L-Dopa just restores some function temporarily  
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What drugs should you avoid at all possible in a pt with parkinsons   Antiemetics, and MAOIs and Methyldopa  
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Why would you prescribe seligiline in parkinsons disease   delays need for l-dopa can provide some neuroprotection and blocks metabolism of dopamine and doesn't worsen disease symptoms  
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What is a negative effect of taking L-Dopa   it may actaully accelerate disease progression and can caug N/V, hallucinations, orthostatic hypotension and choreiform movement  
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What drugs can you prescribe to tx parkinsons disease besides L-Dopa   Dopamine agonists such as bromocriptine, ropinarole, pramipexole; Amantandine (symmetrel); Anticholinergics such as benzotropine, trihexphenidyl and diphenhydramine to tx dystonia  
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T/F COMT inhibitors can be given as monotherapy for parkinsons disease   F only effective when given with L-dopa  
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