Shared Flashcard Set

Details

Neuro #4 & #5
N/A
31
Medical
Graduate
06/24/2013

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Cards

Term
Average number of meds taken by post-TBI patients
Definition
9
Term
Cerebral Injury Recovery Mechanisms
Diaschisis
Definition
Shock occurs to damaged tissues, once the area comes out of shock some function returns
Term
Cerebral Injury Recovery Mechanisms
Hierarchical Compensation
Definition
Next highest level of function takes over
Term
Cerebral Injury Recovery Mechanisms
Substitution
Definition
Adjacent areas to impaired areas take over its function
Term
Cerebral Injury Recovery Mechanisms
Dynamic Reorganization
Definition
Re-training/Re-education, rearrangement of function by alternative routes or pathway
Term
Cerebral Injury Recovery Mechanisms
Restitution
Definition
Increased integrity of damaged area
Term
Cerebral Injury Recovery Mechanisms
Neurogenesis
Definition
growth of new cells
Term
When Rx-ing after TBI, keep cylinder axis' _____________________
Definition
Symmetrical
Term
If pt has constricted visual space, will they prefer BI or BO prism?
Definition
They tend to like BI and dislike BO prism
Term
Which special chart may demonstrate that a patient has constricted visual space
Definition
McDonald Form Field Chart
Term
Approx how long after TBI do pts tend to transition from ambient mode to focal mode
Definition
Around 2-4months post trauma
Term
Specs for vision at what distance are important to Rx for a patient in a rehab program, even if they are still in ambient mode?
Definition
Rx for computer since it is such a big part of re-training
Term
Why do we want to reduce/titrate compensating prism
Definition
With prism in glasses the pt may have difficulty when glasses are taken off and we want them to be happy with and without their glasses
Term
4 methods of dealing with small angle exotropia
Definition
BI prism
Plus
Graded occlusion (Bangerter)
VT
Term
2 Diplopia Exceptions (should be seeing double but they are not)
Definition
1 Constricted Visual Field
2. Hemianopsia with exotropia
Term
Where is the best place to apply sectoral Bangerter foil
Definition
in diplopic, noncomitant field, to nasal field to preserve peripheral vision
Term
4 methods of private practice treatment for reduced ocular motilities
Definition
Marsden Ball
Saccadic Fixator
Rotating Pegboard
column saccades etc.
Term
How to approach reading problems with hemianopia
Definition
Slant reading and rotation of reading material 45 to 90 degrees
Term
How to approach reading problems with central vision loss
Definition
increased magnification
Term
Term for a reading aid that helps those that struggle with visual noise and crowding, basically creates a small plastic window
Definition
Typoscope
Term
How are COMPENSATIONAL sector fresnel prisms placed for hemianopsia
Definition
Bases to bad field-contralesional
Term
How are COMPENSATIONAL full field yoked prisms placed for hemianopsia
Definition
Bases toward good side-ipsilesional (Shifts field defect away)
Term
How are compensational mirrors placed to treat defect
Definition
Clip mirror on nasal side on same side as field defect
Term
Term for monocular prism that spans full lateral width of specs and is placed superior &/or inferior to fixation
Definition
Peli Prism
Term
Prims base orientation for neglect with compensation approach
Definition
Neglect-bases ipsilesional, or towards good side
Term
Prism base orientation for neglect with TRAINING approach
Definition
Base towards bad side (contralesional)
Term
Which pts demonstrated egocentric shift in Karnath's study
Definition
All with right sided lesions had shift, controls and left-brain damage did not show shift
Term
Posture Problem Compensation with Prism
Base_______ for Extension
Definition
Base UP for Extension
Term
Posture Problem Compensation with Prism
Base_______ for Flexion (bent over)
Definition
Base DOWN for flexion
Term
3 'things' to prescribe before starting VT
Definition
1. Optimum lenses
2. Relieving/training prism
3. Spectral filters for improved comfort
Term

Bases towards the bad side (contralesional)

Compensation for _______________

Training for _______________

Definition

Compensation for hemianopia (with sectoral Fresnel)

Training for neglect

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