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The BP/IOP ratio in the elderly and its relation to glaucomatous changes
American Journal of Optometry and Physiological Optics
|December 1, 1980
Summary
The ratio of blood pressure to intraocular pressure has limited use in predicting glaucoma. This study in 32 patients found no strong correlation for diagnosing glaucomatous eye damage.
Area of Science:
- Ophthalmology
- Cardiology
- Medical Diagnostics
Background:
- Glaucoma is a leading cause of irreversible blindness.
- Intraocular pressure (IOP) is a key risk factor for glaucoma.
- Systemic blood pressure is sometimes considered alongside IOP in glaucoma assessment.
Purpose of the Study:
- To evaluate the utility of the blood pressure to intraocular pressure ratio as a predictor of glaucomatous damage.
- To determine if systemic blood pressure measurements correlate with ocular health in glaucoma patients.
Main Methods:
- Blood pressure (systolic and diastolic) and intraocular pressure were measured in 32 patients.
- Ocular fundi were inspected, and visual fields were plotted.
- The ratio of blood pressure to intraocular pressure was calculated and analyzed.
Main Results:
- The ratio of systolic and diastolic blood pressures to intraocular pressure showed limited predictive value for glaucomatous damage.
- No significant correlation was found between this ratio and the severity of eye damage.
Conclusions:
- The blood pressure to intraocular pressure ratio is not a reliable indicator for predicting glaucomatous eye damage.
- Further research may be needed to explore other systemic factors in glaucoma prediction.