normal Thai population ocular duction extraocular muscle movement version Thai population age
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patients and their relatives who come to Chulalongkorn Memorial Hospital 2. Attending physicians, residents and ancillary staff of Chulalongkorn Memorial Hospital 3. Age of subjects: 11-80 years old 4. Best corrected visual acuity of or better than 20/70 of both eyes
Exclusion criteria
Exclusion criteria: Subjects who have history of 1. Neurological diseases 2. Strabismic diseases; identify as any degree of heterotropia, more than 10 PD (prism diopters) of heterophoria, eccentric fixation or angle kappa 3. Thyroid eye diseases 4. Orbital diseases 5. Previous ocular or periocular surgery 6. High hyperopia (> +6.00 D) or high myopia (> -6.00 D) 7. Eyelid abnormalities 8. Anterior segment abnormalities that prevent visualization of corneal light reflex and ocular motility eg.symblepharon, Steven Johnson syndrome with ocular involvement 9. Corneal opacity and abnormal corneal diameter (12 mm) 10. Pupil size and shape abnormalities
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| range of ocular adduction, abduction, elevation, and depression collect data immediately prism diopters,range of ocular adduction, abduction, elevation, and depression prism diopters | — |
Secondary
| Measure | Time frame |
|---|---|
| predictive factors that affects the differences of range of ocular duction after data analyzation names of predictive factors | — |
Countries
Thailand
Contacts
Faculty of Medicine, Chulalongkorn University