The cover-uncover test is used to identify eye misalignments (strabismus) and deviations. It helps differentiate between tropias (manifest deviations) and phorias (latent deviations). By covering one eye and observing the movement of the uncovered eye, clinicians can detect if an eye is drifting inward, outward, upward, or downward. This test is crucial for diagnosing and monitoring conditions like strabismus and can be used to assess the effectiveness of treatments. How the Test is Performed: 1