NBEO Ocular Disease Part 1 Practice Test 2026 - Free Ocular Disease Exam Questions and Study Guide

Orbital pseudotumor is an inflammatory process that most often affects one eye. The inflammation tends to localize to a single orbit, producing acute onset pain, swelling, and sometimes limited eye movements. While it can involve both orbits in a minority of cases or in association with systemic inflammatory disorders, the vast majority present unilaterally. Therefore, it is usually unilateral.