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CVF (Confrontation visual field) test questions & answers 2024/2025 $7.99   Add to cart

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CVF (Confrontation visual field) test questions & answers 2024/2025

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CVF (Confrontation visual field) test questions & answers 2024/2025 CVF Purpose - ANSWERSChecking for field of vision problems (quick, low cost) **any abnormality = evaluate with more sophisticated automated testing Visual field - ANSWERSall the space seen by Pt Central portion of the f...

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  • September 23, 2024
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  • 2024/2025
  • Exam (elaborations)
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CVF (Confrontation visual field) test
questions & answers 2024/2025

CVF Purpose - ANSWERSChecking for field of vision problems (quick, low cost)

**any abnormality = evaluate with more sophisticated automated testing



Visual field - ANSWERSall the space seen by Pt

Central portion of the field (central 10 degrees)

Peripheral field (central 30 degrees)



**most visual field defects = within 30 degrees of straight ahead

o



Relative visual field defect type - ANSWERSless sensitivity than normal ("blurred" to Pt)



Absolute visual field defect type - ANSWERSlacks all sensitivity (blocked/missing to Pt



Scotoma - ANSWERSAnother name for field loss (defect) (can be relative or absolute)



Normal/physiologic blind spot - ANSWERSoptic nerve position (no photoreceptors) = temporal field of
vision



Nasal retina - ANSWERSTemporal field of view



Temporal retina - ANSWERSNasal field of view



Optic chiasm - ANSWERSNasal fibers cross

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