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Intraocular pressure in children up to five years of age
Insights
We established normal intraocular pressure (IOP) values for children. IOP is lower in infants under 4 months and gradually increases with age up to 5 years, providing a reference for pediatric eye health.
Area of Science:
- Ophthalmology
- Pediatric Medicine
- Clinical Measurement
Background:
- Establishing normative data for intraocular pressure (IOP) in children is crucial for diagnosing glaucoma and other pediatric eye conditions.
- Previous studies have limited data on IOP in very young children and infants.
Purpose of the Study:
- To establish a normative value scale for intraocular pressure (IOP) in children without glaucoma.
- To provide reference ranges for pediatric IOP measurements.
Main Methods:
- Intraocular pressure (IOP) was measured in two age groups: infants under 4 months (topical anesthesia) and children aged 4 months to 5 years (halothane general anesthesia).
- A total of 30 infants and 44 children were included in the study.
Main Results:
- In infants under 4 months, the mean IOP was 8.4 +/- 0.6 mm Hg.
- In children aged 4 months to 5 years, the mean IOP at 1 year was 7.8 +/- 0.4 mm Hg, increasing by approximately 1 mm Hg per year to 11.7 +/- 0.6 mm Hg at age 5.
Conclusions:
- This study provides a valuable reference scale for normal intraocular pressure in children from infancy to 5 years of age.
- These findings can aid in the early detection of pediatric eye diseases by identifying abnormal IOP levels.
Abstract:
We established a value scale (Figure) of IOP for children without glaucoma. Under the age of 4 months the IOP was measured with topical anesthesia; halothane anesthesia was used in children from 4 months to 5 years. In 30 children under the age of 4 months the IOP is 8.4 +/- 0.6 mm Hg. In 44 children from 4 months to 5 years, the IOP measured under halothane general anesthesia is 7.8 +/- 0.4 mm Hg at the age of 1 year, and it gradually increases by about 1 mm Hg per year of age to 11.7 +/- 0.6 mm Hg at the age of 5 years.