Assessment of a novel patient reported outcome measure for visual snow syndrome: the Colorado visual snow survey 2.0.

ABSTRACT:

Introduction

Visual snow syndrome (VSS) is a condition in which people experience a continuous overlay of small dots atop their entire visual field. As a newly recognized condition, there is a gap in patient reported outcome measures (PROMs) that target VSS symptom impact.

Methods

We sought to assess the Colorado Visual Snow Survey 2.0 (CVSS) as a possible PROM for VSS using a convenience sample of undergraduate students and people with VSS recruited through the Visual Snow Initiative (N = 144).

Results

We found the CVSS (1) strongly differentiated people with VSS from healthy controls, (2) demonstrated high internal consistency, and (3) aside from visual static, the degree of night vision impairment, blue field entoptic phenomenon, and afterimages, and tinnitus (in t

SUBMITTER: Maione SM 

PROVIDER: S-EPMC12515653 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature