Neuro Block 2 Cram Flashcards
What age group is associated with Multiple Sensory Defect Dizziness?
What is it AKA ?
What are the 4 parts that contribute to it?
Elderly when walking w/ impaired sensation in feet and poor vision
Benign Disequilibrium of Aging
Age, Dec Sensation, Poor vision, Light headed
What is the Tx for Vaso Vagal Syncope?
What classification of dizziness is always associated with positional changes?
Supine position w/ feet elevated, conciousness shoult return
Postural/Orthostatic HOTN that causes abrupt decrease of arterial flow
What are some of the underlying causes for Postural or orthostatic hypotension?
Which syncope classification is secondary to increased pressure on carotid sinus baroreceptors?
Chronic Dz or Polypharmaceutics
Carotid sinus hypersenstivity, usually found in Men over 50 w/ tight collar
What classification is associated w/ passing out on the commode while defecating?
What Sx is associated w/ VasoVagal Syncope?
Situational reflex syncope
Regains consciousness rapidly
What differentiates Vestibular Neuronitis from Labyrinthitis?
Name a common over the counter medication that can cause of Toxic Vestibulopathies?
Pure vestibular neuronitis= preserved auditory function Labyrinthitis= syndrome combined w/ unilateral hearing loss from viral origin
ASA
Name a rare cause of reflex syncope associated w/ sharp repetitive pain precipitated by swallowing/chewing?
How is it Tx?
Glossopharyngeal Neuralgia
Carbamazepine (anti-epileptic drug)
Med failure= Microvascualar decompression
Rhizotomy of Glossopharyngeal/Vagal fiber
Exercise induced syncope suggests what type of etiology?
What is the triad for Menier’s Dz?
Cardiovascular etiology
Unilateral hearing loss, Vertigo, Unilateral tinnitus w/ N/V
What is the treatment plan for Menier’s Dz?
Avoid salt intake, caffeine, alcohol, nicotine, monosodium glutamate (MSG) Tx stress/allergic rhinitis Diuretics: HCTZ/Triamterine Tx N/V: Meclizine, Scopolomine Valium (diazepam) Hearing Aid Gentamicin injection Surgery
What causes a Perilymphatic fistula?
How is it Tx?
Physical injury
Extreme barotrauma
Vigorous valsalva maneuvers Cough/Sneeze
Post-middle ear surgery
Bed rest, head elevation, and avoidance of straining
Surgical patch of the oval or round window
What is the most common cause of acute peripheral vertigo?
Acoustic Neuromas present w/ insidious onset of SNHL and can be associated w/ tinnitus/HA/vertigo. What PT population is it common in?
Benign PPV- brief/sudden episodes of vertigo w/ N/V
Middle aged females
Most Acoustic Neuromas are most commonly found on CN ?
What seizure is commonly found in children characterized by staring and lack of awareness?
CN8 in the cerebellopontine angle
Absence Seizure
Focal Seizures WITHOUT Dyscogntive features are characterized by what?
Focal Seizures WITH dyscognitive features are characterized by ?
No LOC, possible aura and body movement
Loss of awareness. Motor findings. Seizures involve impaired consciousness, responsiveness, and memory
A situation in which the duration of seizure is greater than how may minutes is status epilepticus?
What is the most common cause?
5min
Not taking seizure meds Metabolic disturbance- low sugar Drug toxicity CNS Infection/Tumor Head trauma
What are the 3 types of memory?
How is Working memory tested?
Working
Episodic
Lasting
Less than 30 seconds, so Tested w/ “repeat after me… “Neuro. Number. One”
How is Episodic Memory tested?
What is the time course for Delirium?
Word recall after 3-5min or,
Asking trivial events of the day
Acute Onset- acute change in mental status
What is the hallmark description of Delirium?
Wernicke’s Encephalopathy is found in ? PT population?
Waxing and Waning LoC
Chronic alcoholics*
PTs w/ malnutrition- emesis, starvation, renal dialysis, CA or AIDS
What are the risk factors for the most common form of dementia?
What are the 3 most common reversible causes of Dementia?
Alzeihmers
Age
Depression*
Hydrocephalus
Alcohol dependence
What is the single greatest risk factor for cognitive decline?
What abnormal protein is associated with Alzeihmer’s Dz?
Age
Extracellular amyloid beta deposits
What abnormal protein is associated with Lewy Body Dementia?
What abnormal protein is associated with Frontotemoral dementia?
A-synculein
Tau
Macroscopically (on MRI) what are the findings for AD?
How does this differ from Frontotemoral Dementia?
Cortical atrophy leads to compensatory dilation of ventricles
Frontotemporal Dementia is associated with marked atrophy of Temporal and Frontal lobes
Vascular Dementia lacks a uniform set of criteria but what are some findings that are suggestive of the Dx?
Cognitive deficit associated w/ Stroke
Abrupt onset w/ stepwise deterioration
Focal neuro findings on exam c/w stroke
Infarcts on MRI/CT
Alzeihmer’s Dz typically has what early sign?
How does this differ from Frontotemporal Dementia?
Abnormal Short term memory
Speech hesitant
Score of 24-27 on MMSE
Fronto temporal has early Behavioral changes
What is the triad for Normal Pressure Hydrocephalus?
What pseudomentia d/o is most commonly mistaken for dementia?
Cognitive decline
Urinary incontinence/urgency
Gait difficulty
Depression
How is depression Tx?
What are the three inherited forms of Chorea
SSRI/SNRI, CBT, Tx comorbidities
Huntington’s, Wilson’s, Benign hereditary chorea