Execution:
- Patient is sitting on the bench with the head in neutral position
- The examiner holds two targets 12 inches / 30cm apart from each other, about 3 ft / 90cm and on eye-level in front of the patient
- The patient is instructed to move their gaze to one of the targets, leading with the eyes first and then moving the head ensuring the eyes keep focused on the target
- The procedure can be done with targets held horizontally or vertically
Positive Outcome: Inability to maintain focus on the target, over- or undershooting, reduced or awkward cervical motion or reproduction of symptoms such as dizziness, blurring of vision or nausea
| Study | Reliability | Sn | Sp | LR+ | LR- |
| Treleaven et al. (2008) | NA | NA | NA | NA | NA |
| Comment: It can be helpful to look at one eye at a time to be able to spot deviations from the norm | |||||