Debra E. Weese-Mayer, MD; Farah N. Ali, MD; and Tracey M. Stewart, RRT

Pupillometry is a technology that objectively measures and documents the pupillary response to a specific light stimulus. The pupillometer offers reliable, noninvasive, rapid, and quantifiable measurements of ophthalmologic-specific autonomic nervous system function. Pupillometry results provide baseline measures from which to assess change with disease, trauma, and pharmacologic intervention. Existing literature suggests that pupillometry applicability may well extend beyond the eye. Current Procedural Terminology (CPT®) Category III code 0341T is used to report quantitative pupillometry with interpretation and report, unilateral or bilateral. This code was implemented in January 2014.

Some indications for pupillometry include use as a baseline test for patients participating in activities that are associated with head trauma and in subsequent assessment of head trauma, conditions that are associated with peripheral nervous system manifestations (eg, diabetes), or children with certain anomalies or diseases of...

You do not currently have access to this content.