Ciliary Sulcus Diameter Measurements in Normal Adult Filipino Eyes Using Ultrasound Biomicroscopy

Objective: To measure the ciliary sulcus diameters (CSD) in phakic eyes of adult Filipinos using ultrasound biomicroscopy (UBM). Methods: This was an observational, cross-sectional study involving Filipino patients recruited from the Outpatient Department of Makati Medical Center, Philippines fro...

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Main Authors: Barbara Joy Masna-Hidalgo, MD, Victor B. Lopez, MD, Maria Elizabeth T. Concepcion, MD, Santiago A. B. Sibayan MD, PhD
Format: Article
Language:English
Published: Philippine Academy of Ophthalmology 2018-06-01
Series:Philippine Journal of Ophthalmology
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Online Access:https://paojournal.com/index.php/pjo/article/view/147
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author Barbara Joy Masna-Hidalgo, MD
Victor B. Lopez, MD
Maria Elizabeth T. Concepcion, MD
Santiago A. B. Sibayan MD, PhD
author_facet Barbara Joy Masna-Hidalgo, MD
Victor B. Lopez, MD
Maria Elizabeth T. Concepcion, MD
Santiago A. B. Sibayan MD, PhD
author_sort Barbara Joy Masna-Hidalgo, MD
collection DOAJ
description Objective: To measure the ciliary sulcus diameters (CSD) in phakic eyes of adult Filipinos using ultrasound biomicroscopy (UBM). Methods: This was an observational, cross-sectional study involving Filipino patients recruited from the Outpatient Department of Makati Medical Center, Philippines from September 2006 to December 2006. Vertical and horizontal CSDs in phakic eyes were measured using a UBM Scan 1000 (Ophthalmic Technologies Inc., Toronto, Ontario, Canada). Three repeated measurements of each meridian were taken and averaged. The average CSD for each eye was computed as the average of the horizontal and vertical CSDs. Student’s t-test was used to analyze data. Results: Seventy-one (71) patients (142 eyes) were included in the study. Mean CSD measurements were as follows: horizontal CSD = 9.76 ± 0.42 mm; vertical CSD = 10.00 ± 0.48 mm; average CSD = 9.88 ± 0.47 mm. There was a significant difference between the means of the vertical and horizontal CSD measurements (P<0.01). There was no significant difference in the mean CSD measurements of the right and left eyes (P= 0.50). Conclusions: In this cohort of adult Filipino patients, the UBM-measured vertical CSD is significantly greater than the horizontal CSD. Establishment of CSD measurements of adult Filipino eyes may be helpful in selecting appropriately-sized intraocular lenses for ciliary sulcus implantation.
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spelling doaj-art-5eb786253dcd48a6a6218ed54eecb0132025-08-20T01:49:26ZengPhilippine Academy of OphthalmologyPhilippine Journal of Ophthalmology0031-76592018-06-014313437147Ciliary Sulcus Diameter Measurements in Normal Adult Filipino Eyes Using Ultrasound BiomicroscopyBarbara Joy Masna-Hidalgo, MD0Victor B. Lopez, MD1Maria Elizabeth T. Concepcion, MD2Santiago A. B. Sibayan MD, PhD3Department of Ophthalmology Carlos L. Sevilla Eye Center Room 118, Makati Medical Center #2 Amorsolo Street, 1229 Makati City, PhilippinesDepartment of Ophthalmology Carlos L. Sevilla Eye Center Room 118, Makati Medical Center #2 Amorsolo Street, 1229 Makati City, PhilippinesDepartment of Ophthalmology Carlos L. Sevilla Eye Center Room 118, Makati Medical Center #2 Amorsolo Street, 1229 Makati City, PhilippinesDepartment of Ophthalmology Carlos L. Sevilla Eye Center Room 118, Makati Medical Center #2 Amorsolo Street, 1229 Makati City, PhilippinesObjective: To measure the ciliary sulcus diameters (CSD) in phakic eyes of adult Filipinos using ultrasound biomicroscopy (UBM). Methods: This was an observational, cross-sectional study involving Filipino patients recruited from the Outpatient Department of Makati Medical Center, Philippines from September 2006 to December 2006. Vertical and horizontal CSDs in phakic eyes were measured using a UBM Scan 1000 (Ophthalmic Technologies Inc., Toronto, Ontario, Canada). Three repeated measurements of each meridian were taken and averaged. The average CSD for each eye was computed as the average of the horizontal and vertical CSDs. Student’s t-test was used to analyze data. Results: Seventy-one (71) patients (142 eyes) were included in the study. Mean CSD measurements were as follows: horizontal CSD = 9.76 ± 0.42 mm; vertical CSD = 10.00 ± 0.48 mm; average CSD = 9.88 ± 0.47 mm. There was a significant difference between the means of the vertical and horizontal CSD measurements (P<0.01). There was no significant difference in the mean CSD measurements of the right and left eyes (P= 0.50). Conclusions: In this cohort of adult Filipino patients, the UBM-measured vertical CSD is significantly greater than the horizontal CSD. Establishment of CSD measurements of adult Filipino eyes may be helpful in selecting appropriately-sized intraocular lenses for ciliary sulcus implantation.https://paojournal.com/index.php/pjo/article/view/147ciliary sulcus diameterultrasound biomicroscopy
spellingShingle Barbara Joy Masna-Hidalgo, MD
Victor B. Lopez, MD
Maria Elizabeth T. Concepcion, MD
Santiago A. B. Sibayan MD, PhD
Ciliary Sulcus Diameter Measurements in Normal Adult Filipino Eyes Using Ultrasound Biomicroscopy
Philippine Journal of Ophthalmology
ciliary sulcus diameter
ultrasound biomicroscopy
title Ciliary Sulcus Diameter Measurements in Normal Adult Filipino Eyes Using Ultrasound Biomicroscopy
title_full Ciliary Sulcus Diameter Measurements in Normal Adult Filipino Eyes Using Ultrasound Biomicroscopy
title_fullStr Ciliary Sulcus Diameter Measurements in Normal Adult Filipino Eyes Using Ultrasound Biomicroscopy
title_full_unstemmed Ciliary Sulcus Diameter Measurements in Normal Adult Filipino Eyes Using Ultrasound Biomicroscopy
title_short Ciliary Sulcus Diameter Measurements in Normal Adult Filipino Eyes Using Ultrasound Biomicroscopy
title_sort ciliary sulcus diameter measurements in normal adult filipino eyes using ultrasound biomicroscopy
topic ciliary sulcus diameter
ultrasound biomicroscopy
url https://paojournal.com/index.php/pjo/article/view/147
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