A Hospital-Based Study on the Prevalence of Keratoconus in First-Degree Relatives of Patients with Keratoconus in Central China

Purpose. The present study investigated the prevalence of keratoconus (KC) among first-degree relatives of KC patients in Central China. Methods. From July 2018 to March 2022, 661 first-degree relatives of 384 KC patients were included in the present study. Corneal tomography, uncorrected distance v...

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Main Authors: Yawen Wang, Liyan Xu, Shaopei Wang, Kaili Yang, Yuwei Gu, Qi Fan, Qing Wang, Meng Zhu, Kai Guo, Chenjiu Pang, Shengwei Ren, Dongqing Zhao
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Journal of Ophthalmology
Online Access:http://dx.doi.org/10.1155/2022/6609531
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author Yawen Wang
Liyan Xu
Shaopei Wang
Kaili Yang
Yuwei Gu
Qi Fan
Qing Wang
Meng Zhu
Kai Guo
Chenjiu Pang
Shengwei Ren
Dongqing Zhao
author_facet Yawen Wang
Liyan Xu
Shaopei Wang
Kaili Yang
Yuwei Gu
Qi Fan
Qing Wang
Meng Zhu
Kai Guo
Chenjiu Pang
Shengwei Ren
Dongqing Zhao
author_sort Yawen Wang
collection DOAJ
description Purpose. The present study investigated the prevalence of keratoconus (KC) among first-degree relatives of KC patients in Central China. Methods. From July 2018 to March 2022, 661 first-degree relatives of 384 KC patients were included in the present study. Corneal tomography, uncorrected distance visual acuity, manifest refraction with corrected distance visual acuity, intraocular pressure, slit-lamp microscopy, and fundus examination were performed. The diagnosis of KC was based on the Belin/Ambrosio enhanced ectasia total deviation value (BAD-D value) on the Pentacam® system (Oculus GmbH). BAD-D value <1.6 was diagnosed as healthy, 1.6≤ BAD-D value <2.6 was diagnosed as suspected KC, and BAD-D value ≥2.6 was diagnosed as KC. Results. The present study included 337 (50.98%) female and 324 (49.02%) male subjects. The prevalence of KC and suspected KC in first-degree relatives was 8.77% (n = 58) and 29.05% (n = 192), respectively. The prevalence of KC was 9.70% among parents and 7.23% among siblings. Conclusions. The higher prevalence of KC among first-degree relatives of patients with KC suggests that first-degree relatives of KC are at high risk of developing KC.
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spelling doaj-art-d470ebc42f614baf9ad8c468342494242025-02-03T05:53:35ZengWileyJournal of Ophthalmology2090-00582022-01-01202210.1155/2022/6609531A Hospital-Based Study on the Prevalence of Keratoconus in First-Degree Relatives of Patients with Keratoconus in Central ChinaYawen Wang0Liyan Xu1Shaopei Wang2Kaili Yang3Yuwei Gu4Qi Fan5Qing Wang6Meng Zhu7Kai Guo8Chenjiu Pang9Shengwei Ren10Dongqing Zhao11Henan University People’s HospitalHenan Provincial People’s HospitalXinxiang Medical UniversityHenan Provincial People’s HospitalHenan Provincial People’s HospitalHenan Provincial People’s HospitalHenan University People’s HospitalZhengzhou University People’s HospitalZhengzhou University People’s HospitalHenan Provincial People’s HospitalHenan University People’s HospitalHenan University People’s HospitalPurpose. The present study investigated the prevalence of keratoconus (KC) among first-degree relatives of KC patients in Central China. Methods. From July 2018 to March 2022, 661 first-degree relatives of 384 KC patients were included in the present study. Corneal tomography, uncorrected distance visual acuity, manifest refraction with corrected distance visual acuity, intraocular pressure, slit-lamp microscopy, and fundus examination were performed. The diagnosis of KC was based on the Belin/Ambrosio enhanced ectasia total deviation value (BAD-D value) on the Pentacam® system (Oculus GmbH). BAD-D value <1.6 was diagnosed as healthy, 1.6≤ BAD-D value <2.6 was diagnosed as suspected KC, and BAD-D value ≥2.6 was diagnosed as KC. Results. The present study included 337 (50.98%) female and 324 (49.02%) male subjects. The prevalence of KC and suspected KC in first-degree relatives was 8.77% (n = 58) and 29.05% (n = 192), respectively. The prevalence of KC was 9.70% among parents and 7.23% among siblings. Conclusions. The higher prevalence of KC among first-degree relatives of patients with KC suggests that first-degree relatives of KC are at high risk of developing KC.http://dx.doi.org/10.1155/2022/6609531
spellingShingle Yawen Wang
Liyan Xu
Shaopei Wang
Kaili Yang
Yuwei Gu
Qi Fan
Qing Wang
Meng Zhu
Kai Guo
Chenjiu Pang
Shengwei Ren
Dongqing Zhao
A Hospital-Based Study on the Prevalence of Keratoconus in First-Degree Relatives of Patients with Keratoconus in Central China
Journal of Ophthalmology
title A Hospital-Based Study on the Prevalence of Keratoconus in First-Degree Relatives of Patients with Keratoconus in Central China
title_full A Hospital-Based Study on the Prevalence of Keratoconus in First-Degree Relatives of Patients with Keratoconus in Central China
title_fullStr A Hospital-Based Study on the Prevalence of Keratoconus in First-Degree Relatives of Patients with Keratoconus in Central China
title_full_unstemmed A Hospital-Based Study on the Prevalence of Keratoconus in First-Degree Relatives of Patients with Keratoconus in Central China
title_short A Hospital-Based Study on the Prevalence of Keratoconus in First-Degree Relatives of Patients with Keratoconus in Central China
title_sort hospital based study on the prevalence of keratoconus in first degree relatives of patients with keratoconus in central china
url http://dx.doi.org/10.1155/2022/6609531
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