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  1. Contrast Sensitivity Testing - University of Iowa

    Oct 19, 2015 · Contrast sensitivity testing can also tell the clinician about the patient’s dominant eye and their overall quality of vision. Finally, contrast sensitivity testing helps clinicians to …

  2. Visual Acuity Testing

    Oct 19, 2015 · Visual acuity testing allows for the quantification of the degree of high contrast vision loss. Visual acuity testing also monitors stability or progression of disease as well as the …

  3. Pituitary Adenoma Causing Compression of the Optic Chiasm

    Sep 9, 2013 · Clinical Course Because of her decreased visual acuity, bitemporal visual field loss, and temporal optic nerve pallor OU, there was concern for intracranial pathology affecting the …

  4. Flicker Perimetry

    Flicker Perimetry Chris A. Johnson, Ph.D. INTRODUCTION The ability to detect intermittent light and dark alternations of a visual stimulus (flicker or temporal visual processing) is an important …

  5. What is Perimetry? - University of Iowa

    Color vision testing, flicker sensitivity, contrast sensitivity, pupillary responses and motion testing are some of the other methods of quantitating vision. Perimetry is the systematic …

  6. Optic Neuritis - University of Iowa

    Sep 30, 2012 · Decreased color vision and color desaturation with loss of contrast is common, and is often more severe than Snellen acuity loss. Patients may describe phosphenes (light …

  7. Orbital Compartment Syndrome Curriculum - University of Iowa

    May 24, 2018 · Orbital compartment syndrome refers to a situation in which an expansile process within the closed compartment of the orbit leads to increased orbital pressure, which can …

  8. Metastatic Thyroid Carcinoma

    Jan 23, 2025 · CT Orbits without contrast 3 months prior to presentation. The patient had presented to an outside hospital after sustaining a fall. At this time the patient and had started …

  9. Vertical Oscillopsia: A Case of Superior Oblique Myokymia

    Jan 4, 2016 · INITIAL PRESENTATION Chief Complaint: "Shaking vision in my left eye" History of Present Illness (HPI) A 39-year-old male presents to our general ophthalmology clinic for a …

  10. Optical and Low Tech Devices - University of Iowa

    May 9, 2021 · Options to read print. Optical magnification options for distance and near vision enhancement. Absorptive lenses, Non-optical devices and lighting for optimum visual …