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The assessment of intraocular pressure diurnal curve is not a routine examination. In some situations it might be useful. Determining real intraocular pressure peaks during the nictemeral rhythm can orient the diagnosis to better estimate medication efficiency. MATERIAL AND METHOD: We selected for this study 27 normal patients (52 eyes) and 29 glaucomatous patients (56 eyes). We chose to determine intraocular pressure every three hours, excluding the 3 a.m. in the night determination, thus obtaining a 7 values curve. RESULTS: We compared the data obtained with 5 values curve, excluding the 6 a.m. and 12 p.m. determinations. Analyzing data we observed that there was no statistical difference between pressure averages measured either 7 times or 5 times during the nictemeral rhythm In a small amount of cases, 4 eyes in the normal patients group and 3 eyes in the glaucomatous patients group, important data are excluded by the 5 values nictemeral curve. CONCLUSION: We believe that a 5 determinations pressure curve is sufficient enough to estimate correctly a glaucomatous patient regarding his intraocular pressure regimen. LA: Romanian
Dr. C. Constantin, Clinica II Oftalmologie, Spitalul Clinic de Urgente "Sf. Treime", Iasi, Romania
6.1.2 Fluctuation, circadian rhythms (Part of: 6 Clinical examination methods > 6.1 Intraocular pressure measurement; factors affecting IOP)