Changes of corneal densitometry in patients with keratoconus after corneal collagen cross-linking

Autor: Li Shuai, Gao Yang, Ma Limei, Li Rui, Qin Yixuan, Sun Caihong, Han Yu, Zhang Jinjin, Zhuang Wenjuan
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Guoji Yanke Zazhi, Vol 24, Iss 12, Pp 1954-1958 (2024)
Druh dokumentu: article
ISSN: 1672-5123
DOI: 10.3980/j.issn.1672-5123.2024.12.17
Popis: AIM: To observe the changes of corneal densitometry(CD)in patients with keratoconus after corneal cross-linking(CXL).METHODS: Retrospective study. A total of 32 patients(43 eyes)with keratoconus in Ningxia Eye Hospital from April 2020 to April 2022 were selected. Pentacam analysis system divided the cornea into three layers: anterior 120 μm, middle layer and posterior 60 μm, and divides it into five regions with diameters of 0-2, 2-6, 6-10, 10-12 mm and full diameter according to the diameter, and measures the CD in different ranges. The changes of CD were compared before operation and at 1, 3 and 6 mo after operation.RESULTS: There were differences in uncorrected visual acuity, best corrected visual acuity and intraocular pressure before and 6 mo after operation(all P
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