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无缝合定制板层角膜移植治疗胶冻样滴状角膜营养不良患者

Sutureless Customized Lamellar Corneal Transplant in a Patient with Gelatinous Drop-Like Corneal Dystrophy.

作者信息

Singh Archita, Gupta Noopur, Ganger Anita, Singh Divya, Kashyap Seema, Tandon Radhika

机构信息

From the Cornea, Cataract, and Refractive Surgery Services, All India Institute of Medical Sciences, New Delhi, India.

出版信息

Exp Clin Transplant. 2019 Dec;17(6):844-848. doi: 10.6002/ect.2019.0043. Epub 2019 Jul 19.

Abstract

Patients with gelatinous drop-like corneal dystrophy need to be effectively managed as the disease is severely debilitating in view of associated pho-tophobia and glare. Here, we report a rare case of gelatinous drop-like corneal dystrophy effectively managed by intraoperative anterior segment optical coherence tomography-guided manual deep anterior lamellar keratoplasty in 1 eye and sutureless fibrin glue-aided, microkeratome-assisted automated lamellar therapeutic keratoplasty in the other eye. The patient, a 22-year old man, presented with gradual diminution of vision associated with foreign body sensation, glare, photophobia, and watering due to corneal lesions, which were consistent with a diagnosis of gelatinous drop-like corneal dystrophy. Visual acuity at pre-sentation was 4/60 and 3/60 in the right and left eye, respectively. The patient received customized component lamellar keratoplasty in both eyes, and host tissue was sent for histopathologic examination. Treatment resulted in a best-corrected distance visual acuity of 6/9 and 6/12 in the right and left eye, respectively. The graft was clear and well apposed, with minimal interface haze bilaterally. The histopathologic report suggested intralamellar amyloid deposition in the form of homogenous, acellular eosinophilic deposits in the epithelium and anterior corneal stroma. This is a first report of the exclusive use of a fibrin-aprotinin tissue adhesive to stabilize a donor corneal lamellar graft as a treatment modality for a patient with gelatinous drop-like corneal dystrophy, suggesting that this treatment could supplant the need for sutures.

摘要

胶冻样滴状角膜营养不良患者需要得到有效治疗,因为鉴于相关的畏光和眩光症状,该疾病会严重损害视力。在此,我们报告一例罕见的胶冻样滴状角膜营养不良病例,其中一只眼通过术中眼前节光学相干断层扫描引导下的手动深板层角膜移植术得到有效治疗,另一只眼则采用无缝合纤维蛋白胶辅助、微型角膜刀辅助的自动板层治疗性角膜移植术。该患者为一名22岁男性,因角膜病变出现视力逐渐下降,并伴有异物感、眩光、畏光和流泪症状,这些症状与胶冻样滴状角膜营养不良的诊断相符。初诊时右眼视力为4/60,左眼视力为3/60。患者双眼均接受了定制的成分性板层角膜移植术,并将宿主组织送去进行组织病理学检查。治疗后,右眼最佳矫正远视力为6/9,左眼为6/12。移植片清晰且贴合良好,双眼界面均有轻微 haze。组织病理学报告显示,上皮和角膜前基质中存在均质、无细胞嗜酸性沉积物形式的板层内淀粉样沉积。这是首例专门使用纤维蛋白 - 抑肽酶组织粘合剂稳定供体角膜板层移植片来治疗胶冻样滴状角膜营养不良患者的报告,表明这种治疗方法可以取代缝线的需求。

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