Clinical Study

Sensitivity and Specificity of Heru Prime in the Diagnosis of Eye Motility Restrictions

Purpose

To evaluate the use of Heru Prime in the diagnosis of eye motility restrictions (EMR) and evaluate its diagnostic performance.

Methods

In this prospective case-control study, Heru Prime was used to perform the extraocular motility examination (EOM) for 113 consecutive patients. Patients were examined by a masked, fellowship-trained ophthalmologist. The diagnosis of restrictions in EOM was noted to determine the accuracy, sensitivity, and specificity of Heru Prime in detecting eye motility restrictions.

Results

Heru Prime showed high accuracy in the diagnosis of EMR, with an accuracy of 0.9, sensitivity of 0.8, and specificity of 0.9.

Conclusion

Heru Prime has strong diagnostic performance in detecting eye motility restrictions compared to clinical diagnosis.

Heru Prime eye motility test results for the left and right eyes, each shown as a grid of gaze positions marked by dashed target circles. Green dots indicate the eye reached the target position; red dots flag positions where movement deviated from the target, labeled as abnormal slopes or intercepts.
Eye-tracking plot of the right eye during Heru Prime's extraocular motility test, showing colored gaze traces radiating from a central fixation point outward in multiple directions of gaze, mapping the eye's range of movement in degrees.

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