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Purpose: To evaluate the availability and utilization of the advanced equipment for the diagnosis and management of early keratoconus in the public and private healthcare facilities in Nyanza and Western Kenya.
Methods: A cross-sectional study design was applied. An online questionnaire was sent to the eyecare practitioners. Data on socio-demographics, equipment availability, and utilization for early keratoconus diagnosis and management were obtained and analyzed using SPSS V 29.
Results: A total of 134 eyecare practitioners (out of 143), with the majority 80 (59.7%) being males, responded to the questionnaire. The study found that advanced equipment were scarcely available, such as Tomographer 14 (10.4%), Topographer 17 (12.7%) and Pachymeter 21 (15.7%) as compared to basic equipment: distance VA chart 134 (100%), trial lens/phoropter 129 (96.3%), retinoscope 128 (95.5%) and slit-lamp 111 (82.8%), with level 6 having the highest availability. Additionally, the available advanced equipment had working conditions far below standards and below standards: topographer 6 (35.2%) and contact lens fitting set 12 (46.1%). The utilization rates of the advanced equipment were low as follows: contact lens fitting set 8 (31.0%), pachymeter 11 (52.4%) and topographer 9 (52.9%). A chi-square test found a significant association between equipment availability and their utilization, VA chart (p=0.03333), trial lens/phoropter (p=0.00292), slit-lamp (p=0.00283) and keratometer (p=0.00001).
Conclusion: The study revealed a lack of advanced diagnostic equipment, with some existing tools falling below standard and underutilized. It recommends that healthcare institutions prioritize the acquisition and maintenance of essential equipment. Additionally, the Ministry of Health should collaborate with stakeholders to incorporate early keratoconus detection into national eyecare guidelines.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC12375311 | PMC |
http://dx.doi.org/10.2147/OPTO.S520763 | DOI Listing |
Int Ophthalmol
September 2025
People's Hospital of Ningxia Hui Autonomous Region, Third Clinical Medical College of Ningxia Medical University, Yinchuan, China.
Purpose: Keratoconus (KC) is a bilateral, asymmetric disease causing corneal thinning, irregular astigmatism, and vision decline, with unclear etiology. This study aims to investigate pathogenic variants of candidate genes in Chinese KC families via whole exome sequencing (WES).
Methods: The Pentacam 3D anterior segment analysis system was applied for keratectasia detection, and the Corvis ST was used for corneal biomechanics measurement.
Ophthalmol Sci
July 2025
Cole Eye Institute, Cleveland Clinic, Cleveland, Ohio.
Purpose: To determine the proximity between the thinnest corneal point (TCP) and focal corneal weakening in normal, subclinical keratoconus (SKC), and manifest keratoconus (KC) eyes using motion-tracking Brillouin microscopy.
Design: Prospective cross-sectional study.
Participants: Ninety-five eyes from 95 patients were evaluated: 40 from bilaterally normal patients (controls), 40 from patients with SKC, and 15 from patients with manifest KC.
Cornea
September 2025
Eskişehir Osmangazi University, Faculty of Medicine, Department of Ophthalmology, Eskişehir, Turkey.
Purpose: To investigate the natural progression of keratoconus (KC) with respect to age, gender, and disease severity at presentation.
Methods: This study analyzed 949 eyes from 503 patients with KC followed at Eskişehir Osmangazi University and Istanbul University-Cerrahpaşa between 2009 and 2023. Patients with ≥1 year of follow-up with ≥3 Pentacam (Oculus, Inc) scans spaced ≥3 months apart were eligible.
Maedica (Bucur)
June 2025
Ophthalmology Department, "Carol Davila" University of Medicine and Pharmacy, 020021 Bucharest, Romania.
Keratoconus is a bilateral non-inflammatory ectatic disease of the cornea, with an asymmetrical evolution, that occurs in young people during puberty, progressing during the second and third decades and stabilizing around the age of 40. It is characterised by an insidious and progressive thinning of the cornea, myopia and astigmatism, which lead to a decrease in visual acuity. Slit-lamp examination findings in the early stages of keratoconus may appear normal.
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August 2025
Department of Cornea and Anterior Segment Services, Shantilal Shanghvi Eye Institute, Mumbai, India.
Purpose: Vernal keratoconjunctivitis (VKC) is a chronic, recurrent, allergic ocular surface disorder affecting children and young adults, particularly in tropical climates. Corneal sequelae such as giant papillae (GP), shield ulcers, limbal stem cell deficiency (LSCD), and keratoconus (KC) often necessitate surgical intervention when medical therapy is inadequate. This review summarizes the current surgical strategies for managing VKC-related corneal complications and their outcomes.
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