Diplopia: double the fun! Part 1: History taking.

The history is the most important part of a diploic evaluation. Determining the type of diplopia and its onset, duration, and frequency are critical questions that must be answered. The examiner must ask the right question to get the right answers. This article will review the history of the diploic patient step by step and give suggestions on how to avoid some common problems. Common causes for diplopia will also be reviewed. Knowing what questions to ask can make a big difference to you, the patient, and the ophthalmologist and turn a challenge into a rewarding experience.