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39 Cards in this Set
- Front
- Back
Meningitis is an infection of what part of the brain
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subarachnoid space
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Encephalitis is an infection of the
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brain tissue
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what is Wernicke’s encephalopathy?
How do you Tx it? |
- Thiamine deficiency in the chronic alcoholic
- Presents also with ophthalmoplegia/ nystagmus, gait ataxia, & confusion - Requires prompt thiamine replacement |
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what is the Classic triad in Meningitis pts?
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Fever >104
Nuchal rigidity Mental status change |
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a Purpuric rash is most likely caused by what bacteria
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N. meningitidis
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Describe Kernig’s sign
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pt does not allow knee extension when hip is flexed
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Describe Brudzinski’s sign
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pt resists passive flexing of chin to chest, brings knees up in response
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how does the Lumbar puncture of a POS bacterial Meningites look
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Cloudy CSF, high protein, high lactate, low glucose, many WBCs
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what are the most prevelent types of bacterial meningitis
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S pneumoniae 47%
N meningitidis 25% Strep agalactiae 12% |
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What is the Tx for bacterial meningitis for Age 3 months to 50 years
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(Ceftriaxone or cefotaxime) plus vancomycin*
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What is the Tx for bacterial meningitis for
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Ampicillin plus ceftriaxone or ceftriaxone plus vancomycin*
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What is the Tx for bacterial meningitis for Impaired cellular immunity
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Ampicillin plus ceftazidime plus vancomycin*
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Bacterial meningitis is a medical emergency, the goal is to begin ABX therapy within _______of arrival to the ER!
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60 min
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what is the most common cause of fatal encephalitis in the US? How do you Tx?
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Herpes Viruses
Antiviral treatment must be started ASAP acyclovir IV |
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before LP -in a possible Encephalitis pt you should R/O
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- Elevated intracerebral pressure (ICP)
- Obstructive hydrocephalus - Mass effect |
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CSF analysis of an pt w/ Encephalitis should look like?
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Protein normal/↑ slightly, lymphocytes present, glucose usually normal
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The Three most common reversible causes of Dementia
are |
- Depression
- Hydrocephalus - Alcohol dependence |
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what is the biggest risk factor for Dementia
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- Increasing age
Prevalence increases over age of 50 |
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The 4 major subclasses of dementia are?
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-- Alzheimer’s: Aβ42
- Frontotemportal dementia: tau - Lewy Body Dementia (DLB): Α-synuclein - Prion disorders: PrP |
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Most common cause of dementia in the US
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- Alzheimer’s Disease
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what is defined as Lack of awareness of cognitive deficits
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Anosognosia
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Changes in Alzheimer’s Disease begin _______ before diagnosis
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20 years
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What meds are used for the Tx of Alzheimer’s (catagories)
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Cholinesterase inhibitors
NMDA receptor antagonist |
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Dementia arising from vascular insult is called
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Vascular Dementia
Aka Multi-infarct dementia |
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An Abrupt onset with stepwise deterioration signifies what dz
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Vascular Dementia
Aka Multi-infarct dementia |
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Class of dementia that comes on b/t 50-70 years and Characterized by early behavioral symptoms Associated with marked atrophy of temporal and frontal lobes
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Frontotemporal Dementia (FTD)
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Dementia syndrome characterized by Visual hallucinations,
Parkinsonian symptoms, Fluctuating alertness & Falling |
Dementia with Lewy Bodies
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What is the Classic triad normal pressure hydrocephalus
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- Cognitive decline
- Urinary Incontinence - Gait difficulty |
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Sudden, recurrent, quick, coordinated movements.
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Tic
(Tourette’s syndrome) |
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a Grade 1 Concussion intails
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- Transient confusion for less than 15 minutes
- No loss of consciousness - May return to activities if cleared |
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a Grade 2 Concussion intails
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- Transient confusion
- No loss of consciousness - Symptoms last more than 15 minutes - May return to activities in a week if no symptoms. - Needs head CT or MRI and neuro exam if symptoms persist |
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a Grade 3 Concussion intails
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- Any loss of consciousness
- Emergent CT/MRI and thorough neuro examination - Must stay out of competition for one – two weeks |
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MACE score <25, PCS symptoms present:
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re-evaluate in 24 hr or evac to higher echelon of care
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MACE = 26-27, PCS symptoms present:
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- manage locally but re-evaluate, including MACE
- If re-eval shows deterioration in sx/MACE score, evac to higher echelon of care |
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MACE > 28, no PCS symptoms
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consider return to duty
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What are the S/S of Trigeminal Neuralgia and how is it Dx'd & Tx'd
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***Excruciating “lancinating” pain on ONE SIDE OF THE FACE*** Unilaterally over lower 2/3 of face
- Exam, CT, MRI, arteriography normal - Spontaneous recovery; also carbemazepine, phenytoin, baclofen. |
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What are the S/S of Glossopharyngeal Neuralgia and how is it Dx'd & Tx'd
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- Similar to trigeminal neuralgia
- Paroxysmal, burning/aching discomfort in the oropharynx/base of the tongue/tonsillar pillars, or auditory meatus. - Diagnosis made by hx and reproduction of pain - Tx with carbamazepine (Tegretol) |
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Constant, dull ache, worse with head movement
May worsen over few weeks with gradual improvement Nausea, vomiting common what is it and how is it Tx'd |
Post-traumatic Headache
- Simple analgesics. mitriptyline, propanolol, or ergot derivatives for pain refractory to analgesics. - Encouragement |
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Sinusitis, Dental, Depression, Glaucoma are what type of H/A
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Non-neurological
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